In this case, we'll have to carry out several steps to find the solution.
Step 01:
Data
Map distance = 3 cm
Scale
1 cm map = 2 km
Step 02:
1 cm map -------------- 2 km
3 cm map -------------- x
x * 1 cm map = 2 km * 3 cm map
x = (2 * 3) / 1 = 6 km
The actual distance will be:
Answer: 6 kilometers
Step-by-step explanation: because the scale is 1cm to 2km so 3x2=6
Noah finds an expression for V(x) that gives the volume of an open-top box in cubic inches in terms of the length x in inches of the cutout squares used to make it. This is the graph Noah gets if he allows x to take on any value between -1 and 5.
What is the approximate maximum volume for his box?
The maximum volume of his box is approximately 15.
How to Determine the Maximum Value in a Function Graph?The maximum value of a graph that represents a function is the y-value of the vertex of the parabola, that is, the point where the graph begins to shift from increasing to decreasing.
Thus, in the graph given, the volume is plotted on the y-axis. The graph also shows a parabola that has a vertex at y = 15. This represents the maximum value.
The vertex, which is at y = 15, represents the maximum volume of the box.
Therefore, this means that the maximum volume of his box is approximately 15.
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A parabola opening up or down has vertex (0,5)and passes through (-6,4)
The equation of the parabola that opens up or down, with a vertex at (0, 5) and passing through (-6, 4), is y = (-1/36)x^2 + 5
To find the equation of a parabola that opens up or down given the vertex and a point, we can use the standard form of the equation:
y = a(x - h)^2 + k
where (h, k) represents the vertex of the parabola. In this case, the vertex is (0, 5), so we have h = 0 and k = 5.
Now, we can substitute the given point (-6, 4) into the equation to determine the value of a:
4 = a(-6 - 0)^2 + 5
4 = 36a + 5
36a = -1
a = -1/36
Substituting the value of a back into the equation, we have:
y = (-1/36)(x - 0)^2 + 5
y = (-1/36)x^2 + 5
Therefore, the equation of the parabola that opens up or down, with a vertex at (0, 5) and passing through (-6, 4), is y = (-1/36)x^2 + 5.
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the dependent variable in an experiment is the factor__
The dependent variable in an experiment is the factor whose value is being measured or observed.
In an experiment, the dependent variable is the factor that is being observed or measured. It is the variable that responds to changes in the independent variable, which is the factor being manipulated or changed in the experiment. The dependent variable is often represented on the y-axis of a graph and is used to analyze and interpret the results of the experiment. For example, in an experiment testing the effect of fertilizer on plant growth, the dependent variable would be the plant growth, as it is being measured in response to the fertilizer treatment. The dependent variable is crucial in experimental design as it helps researchers determine the relationship between the independent variable and the observed outcome.
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How many 1/10's are in 3?
There are 30 of 1/10's in the number 3
How many 1/10's are in 3?From the question, we have the following parameters that can be used in our computation:
How many 1/10's are in 3?
The above statement is a quotient expression that has the following features
Dividend = 3
Divisor = 1/10
So, we have
Quotient = Dividend /Divisor
Substitute the known values in the above equation, so, we have the following representation
Quotient = 3/(1/10)
Evaluate
Quotient = 30
Hence, there are 30 1/10's
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A triangular flower bed has a base of 12 feet and a high of 28 feet what is the area of the flower bed?
Answer:
168
Step-by-step explanation:
Please respond quick!!!
I think that for a its 1.12 and for b its 39424
100 + 12 = 112
112/100 = 1.12
35200 * 1.12 = 39424
For 30 seconds of ad time during the 2021 Super Bowl, the cost is $5.1 million dollars.
This year the company, TurboTax will have one 45-second commercial. How much money will they
spend? Write your answer in scientific notation. Make sure to show your work.
Answer:
$7.65 million dollars / $7.55 * 10^6
Step-by-step explanation:
30*1.5=45 seconds
5.1*1.5=7.65
for scientific notation just take the number of zeros and use that for exponent, and make a dot so it is a number less than 10
P and Q are points on a line 4x+2y=8
a) complete the co-ordinates of P and Q.
P(0,?) Q(?,0)
b)plot P and Q on a graph
c)Draw the line 4x+2x=8 for value
of x is between -2 and 3
Answer:
There is a mistake in c in your question i think
Step-by-step explanation:
for the graph your can change the plotting instead of 2,4,6 you can use 1,2,3 and do not forget to plot it proportionately by using a ruler☺
ation r=(5 m/s
2
)=t
1
2
, you can estimate the time, t
2
, it takes you to move your foot from the gas pedal to the brake pedal. Your total reaction time is t
1
+t
2
. was your t
1
? Your value is acceptable. s t was your estimate for t
2
? Your value is acceptable. s what is your reaction time? (Use your estimates.) X s you brake hard and fast, you can bring a typical car to rest from 100kph (about 60mph ) in 5seconds. B.1 Calculate the magnitude of your acceleration, −a
0
, assuming that it is constant. m/s
2
Why did we nut a minus airn in front? B.2 Suppose the car ahead of you (which was also going 100kph ) begins to brake with an acceleration −a
0
from B1. How far will he travel before he comes to a stop? (Hint: How much time will it take him to stop?) m B.3 What will be his average velocity over this time interval? →m/s low we can put these results together into a semi-realistic situation. You are driving on the highway at 100 km/hr and there is a car in front of you going at the same speed. C.1 You see him start to brake immediately. (An unreasonable but temporarily useful simplifying assumption.) If you are also traveling 100kph, how far (in meters) do you travel before you begin to brake, using your reaction time from part A. Minimum distance = 圆 m If you can also produce the acceleration −a
0
from part B1 when you brake, what will be the total distance you travel before you come to a stop? 26 m C.2 If you don't notice the car ahead of you beginning to brake for 1 second, how much additional distance will you travel? m C.3 On the basis of these calculations, what do you think is a safe distance to stay behind a car at 60 mph? Express your distance in "car lengths" (about 15 feet). car lengths multiple car crashes when one of the cars in a line suddenly slows down. The question we want to answer is: "How close is too close?"
Reaction time refers to the time it takes for someone to respond to a stimulus. It's composed of two components: perception time and decision time.
The time it takes to move your foot from the gas pedal to the brake pedal can be estimated using the formula r=(5 m/s2 )=t1/2 , and the total reaction time is t1+t2. The acceleration magnitude, -a0, can be calculated using this formula: -a0 = Δv/t.
When we use the negative sign in front of the acceleration magnitude, we indicate that it is directed in the opposite direction of motion.
To calculate how far the car in front of you will travel before it stops, use the formula s = vi*t + 0.5*a*t2. The average velocity during this time interval is the displacement divided by the time.
Using the values from parts A and B, the distance you travel before applying the brakes is 44 meters, and the total distance you travel before stopping is 70 meters.
If you do not detect that the car in front of you is braking for one second, you will travel an additional 28 meters.
The recommended safe distance to stay behind a car at 60 mph is 3 car lengths.
The question deals with estimating the reaction time of a driver and the distance one would travel before coming to a halt in an emergency.
It is important to know the reaction time because it can help reduce the number of accidents caused by a driver's lack of responsiveness.
The formula r = (5 m/s2) = t1/2 can be used to estimate the time it takes to move one's foot from the gas pedal to the brake pedal.
This reaction time is composed of two components: perception time and decision time. When a driver detects a stimulus and decides how to react, these two components are used.
The magnitude of acceleration, -a0, can be calculated using this formula: -a0 = Δv/t.
When we use the negative sign in front of the acceleration magnitude, we indicate that it is directed in the opposite direction of motion. This formula assumes that the acceleration is constant, which is reasonable for small time intervals.
The distance that the car ahead of you will travel before stopping can be calculated using the formula s = vi*t + 0.5*a*t2, where s is the distance traveled, vi is the initial velocity, t is the time it takes to stop, a is the acceleration, and t2 is the time it takes to travel s meters.
The average velocity during this time interval is the displacement divided by the time.
To calculate the distance you travel before applying the brakes, use the formula s = vt + 0.5*a*t2. In this case, the distance is calculated using the driver's reaction time, which is t1 + t2.
If you do not detect that the car in front of you is braking for one second, you will travel an additional 28 meters. This suggests that drivers should be cautious and keep a safe distance from the vehicle in front of them to avoid accidents. The recommended safe distance to stay behind a car at 60 mph is 3 car lengths.
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25 Points!
Which of the following relations describes a function?
{ (2, -2), (0, 0), (2, 2), (3, 3) }
B.
{ (-3, 9), (-2, 4), (2, 4), (3, 9) }
C.
{ (-2, 0), (0, 2), (2, 0), (0, -2) }
D.
{ (9, -3), (4, -2), (4, 2), (9, 3) }
Hello! My name is Chris and I’ll be helping you with this problem.
Date: 9/28/20 Time: 11:59 CST
Answer:
B: { (-3, 9), (-2, 4), (2, 4), (3, 9) }
Explanation:
This shows a function because, for each x value, there is not another x value of the same number
I hope this helped answer your question! Have a great rest of your day!
Furthermore,
Chris
Perform the indicated operation.
Answer:
\(4 {x}^{3} + 2 {x}^{2} - 8x - 4\)
Step-by-step explanation:
it's simple, just multiply
f.g(x)=(x^2-2)(4x+2)=4x^3+2x^2-8x-4
Step-by-step explanation:
Hi there!
f(x) = x²-2
g(x) = 4x+2
Then;
f(x).g(x) = (x²-2)*(4x+2)
= x²(4x+2) -2 (4x+2)
= 4x³ + 2x² - 8x - 4
Therefore, the answer is f(x).g(x)= 4x³ + 2x² - 8x - 4.
Hope it helps!
the house was in the shape of an __________ , eight separate bedrooms on each side
The house was in the shape of an octagon, with eight separate bedrooms on each side.
The house described in the statement has an octagonal shape. An octagon is a polygon with eight sides, characterized by its eight equal angles. In this case, each side of the house corresponds to one of these angles, resulting in eight separate bedrooms on each side of the octagonal structure.
The choice of an octagon as the shape of the house can have various implications. Octagonal buildings are often admired for their unique architectural design and aesthetic appeal. The shape provides symmetry and balance, allowing for an interesting and visually pleasing structure. Additionally, an octagonal layout can offer practical advantages in terms of space utilization and room distribution. In the case of the house described, each side of the octagon accommodates a separate bedroom, providing privacy and ample living space for its occupants. The symmetrical arrangement of the bedrooms around the central area of the house could create a harmonious and well-organized living environment. Overall, the octagonal shape of the house with eight separate bedrooms on each side offers both architectural and functional benefits.
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Can someone please help me it's urgent!
Write a statement about each pair of lines in this construction. (3 statements)
2
3
4
5
Which distance measures 7 units?
L
M
N
-8-7-6-5-4-3-2-1012
3
the distance between points L and M
the distance between points L and N
the distance between points M and N
the distance between points M and P
5 6 7 8
TIME REMAINING
56:41
Answer:
the distance between points M and P
Step-by-step explanation:
i did it
A vertical 1-meter stick casts a shadow of 0.4 meters. If a tree casts a shadow of 12 meters at the same time, how tall is the tree? a. 13.4 meters b. 12.6 meters c. 30 meters d. 4.8 meters.
A vertical 1-meter stick casts a shadow of 0.4 meters , then the height of the tree is 30 meters , the correct option is (c) .
We use the concept of proportions to find the height of the tree .
We know that , A vertical stick of 1 meter casts a shadow of 0.4 meters.
We have to find the height of tree which casts a shadow of 12 meter at the same time ,
Let x = the height of the tree in meters.
So , we can write ,
⇒ 1/0.4 = x/12 ,
Simplifying this proportion:
We get ,
⇒ 0.4x = 12 ,
⇒ x = 12/0.4
⇒ x = 30
Therefore, the height of the tree is Option(c) 30 meters.
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The given question is incomplete , the complete question is
A vertical 1-meter stick casts a shadow of 0.4 meters. If a tree casts a shadow of 12 meters at the same time, how tall is the tree?
(a) 13.4 meters
(b) 12.6 meters
(c) 30 meters
(d) 4.8 meters.
harley was tested 10 times and 9 of those times he choose the correct cup. what are the observational units?
In the experiment, the subject whose behavior is being assessed are observational units. The observational unit in this instance is Harley (Dog).
We will first investigate if canines can comprehend both non-human and human gestures in this investigation. The dogs were placed around 2.5 meters apart from the experimenter so that the researchers could test this. Two glasses were placed one on either side of the experimenter.
A gesture would be made at one of the cups by either the experimenter (pointing, bowing, or staring) or by a non-human object (a mechanical arm pointing, a doll pointing, or a stuffed animal looking). After then, the scientists would observe whether the dog would approach the cup that was pointed out. Six dogs were put to the test. We'll focus on one of the dogs who participated in both of his trial sets.
The four-year-old mixed breed dog was given the name Harley. Each of the ten trials in a set consisted of one gesture and one pair of cups. In order to see if Harley would approach a particular cup, the experimenter bowed toward it during one round of experiments.
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Suppose you start with two numbers, a and b. You then increase each of these numbers by the same amount. What is the distance between the two new numbers you created?
Question 3 options:
The distance between the two new numbers is larger than a + (-b)
The distance between the two new numbers is smaller than a + (-b)
The distance between the two new number is the same as a + (-b)
None of the above
Answer: NONE OF THE ABOVE jk.......the answer is
The distance between the two new numbers is the same as a + (-b)
Step-by-step explanation:hope this helps:) (i took the checkpoint)
what is 49/200 equal to explain
Answer:
0.245
Step-by-step explanation:
Divide both the numerator and denominator by 2.
49/200 will be 24.5/100
If you divide a number by 100, you move the decimal place 2 digits to the left. 24.5/100 will become 0.245
if -5,3 and 5,3 are two vertices of an equilateral triangle, then find the coordinates of the third vertex, given that orgin lies inside the triangle (Take √3 = 1.7)
Therefore, The Coordinates of the THIRD VERTEX is: ( 5, -3 )
Step-by-step explanation:Calculate the midpoint of the given vertices:
MidPoint = ( -5 + 5/2, 3 + 3/2 )
MidPoint = ( 0, 3 )
Calculate the distance between the given vertices:Distance = √( -5 -5 )^2 + ( 3 - 3 )^2
Distance = √( -10 )^2 + (0)^2
Distance = √100
Distance = 10
Calculate the side length of the equilateral triangle:Side Length = 10/√3
Side Length = 10/1.7
Side Length = 5.88
Calculate the height of the Third Vertex:Height = √3/2 * Side Length
Height = 1.7/2 * 5.88
Height = 5
Calculate the Coordinates of the Third Vertex:Since the origin lies inside the triangle, The Third Vertex will have a Positive X-Coordinate and a Negative Y-Coordinate.
Now, Let the Third Vertex Be:( x, y )
Using the MidPoint Formula now we have:x = -5 + x/2
y = 3 + y/2
Solve for X and Y, we now get:x = 5
y = -3
Draw a conclusion:Hence, The Coordinate of the Third Vertex is: ( 5, -3 )
I hope this helps!
The number of goldfish in a tank is 22, and the volume of the tank is 56 cubic feet. what is the density of the tank? 0.34 goldfish per cubic foot 0.39 goldfish per cubic foot 1.41 goldfish per cubic foot 2.55 goldfish per cubic foot
Option B is correct. 0.39 goldfish per cubic feet is the density of the tank given that there are 22 goldfishes and volume of the tank is 56 cubic feet. This can be obtained by using the formula of density.
Calculate the density of tank:Given that there are 22 goldfishes,
mass of tank = 22 goldfishes
volume of tank = 56 cubic feet
Density = mass/volume= 22/56
= 0.39 goldfish per cubic feet
Hence 0.39 goldfish per cubic feet is the density of the tank given that there are 22 goldfishes and volume of the tank is 56 cubic feet.
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Answer: 0.39 goldfish
Step-by-step explanation:
Subjects who participate in a study of patients with inflammatory bowel disease are described as the:a. accessible population. b. element. c. sample. d. target population.
The target population is the population of interest that researchers aim to generalize their findings to.
The correct answer is c. sample.
In a research study, the population of interest is often too large or too difficult to access entirely. Therefore, researchers select a representative subset of the population to study, which is called a sample. In this case, patients with inflammatory bowel disease are the population of interest, and those who participate in the study are the sample.
The accessible population refers to the portion of the population that is accessible to the researcher. For example, if a researcher is studying the prevalence of a disease in a certain region, the accessible population would be the individuals living in that region.
An element refers to a single member of the population or sample.
The target population is the population of interest that researchers aim to generalize their findings to.
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The weights of boxes of a certain brand of pasta follow an approximately normal distribution with a mean of 16 ounces and a standard deviation of 0.5 ounces.
What percentage of boxes have weights that are more than 2 standard deviations below the mean? (Use the Empirical Rule 68, 95, 99.7)
2.5% of the boxes weights are more than 2 standard deviations below the mean.
What is empirical rule?The empirical rule states that for a normal distribution, 95% of the data are within two standard deviations from the mean.
The mean is 16 ounces and a standard deviation is 0.5 ounces.
Hence:
95% is within 16 ± 2(0.5) = (15, 17)
number above 2 standard deviation = 5%/2 = 2.5%
2.5% of the boxes weights are more than 2 standard deviations below the mean.
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Write 150 as a product of primes.
Use index notation when giving your answer.
Answer:
2 x 3 x 5²
Step-by-step explanation:
The number 150 is a composite and it should have prime factors. Now let us know how to calculate the prime factors of 150.
Step 1: The first step is to divide the number 150 with the smallest prime number, say 2.
150 ÷ 2 = 75
Step 2: You will get a fractional number if you divide 75 by 2. Continue with the next prime number, say 3.
75 ÷ 3 = 25
Step 3: Again you will get a fractional value when you divide 25 by 3 hence, continue with the next prime number say 5.
25 ÷ 5 = 5
5 ÷ 5 = 1
Finally, we received the number 1 at the end of the division process. So that we cannot proceed further. So, the prime factors of 150 are written as 2 x 3 x 5 x 5 or 2 x 3 x 5², where 2, 3 and 5 are the prime numbers.
The solution is, : 150 as a product of primes is, 2 x 3 x 5², where 2, 3 and 5 are the prime numbers.
What is number?A number is a mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, 4, and so forth. Numbers can be represented in language with number words.
here, we have,
The number 150 is a composite and it should have prime factors. Now let us know how to calculate the prime factors of 150.
Step 1: The first step is to divide the number 150 with the smallest prime number, say 2.
150 ÷ 2 = 75
Step 2: You will get a fractional number if you divide 75 by 2. Continue with the next prime number, say 3.
75 ÷ 3 = 25
Step 3: Again you will get a fractional value when you divide 25 by 3 hence, continue with the next prime number say 5.
25 ÷ 5 = 5
5 ÷ 5 = 1
Finally, we received the number 1 at the end of the division process. So that we cannot proceed further.
So, the prime factors of 150 are written as 2 x 3 x 5 x 5 or 2 x 3 x 5², where 2, 3 and 5 are the prime numbers.
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Solve the equation 3(x + 4.5) = 36. If you get stuck, use the diagram.
What is the solution x =
Answer:
x = 7.5
Step-by-step explanation:
Answer:
X is 7.5
Step-by-step explanation:
36 ÷ by 3 = 12
12 - 4.5 =7.5
Therefore X is 7.5.
Hope this Helps!
The function g(t) = -16t2 + vt + h represents the height of an object, g, in feet above the ground in relation to the time, t, in seconds, since the object was thrown into the air with an initial velocity of v feet per second at an initial velocity of v feet per second at an initial height of h feet.
A model rocket is launched off the ground at an initial velocity of 80 feet per second.
Part A: Write a function that can be used to describe the flight of the model rocket.
A. g(t) = -16t^2 + 80t + 80
B. g(t) = -16t^2 + 80
C. g(t) = -16t^2 + t + 80
D. g(t) = -16t^2 + 80t
The graph of g(x) is a transformation of the graph of f(x)=3^x. Enter the equation for g (x) in the box.
g(x)=
Answer:
Sorry This Is Late
The Answer Is "g(x)= 3^(x+1)-2"
Step-by-step explanation:
I Just Took The Test :)
A steady current I flows down a long cylindrical wire of radius a.
(a) Find the magnetic field, both inside and outside the wire, if all the current is uniformly distributed over the outside surface of the wire only. (b) Find the magnetic field, both inside and outside the wire, if the current is distributed in such a way that the current density J is proportional tos^2, where s is the distance from the axis.
(c) Show that your answers to (a) and (b) are consistent with the magnetostatic boundary conditions (Griffiths Eqn (5.76)) at the outside surface s = a.
(d) For the situation of part (a), determine the vector potential A everywhere.
For the situation in part (b), the boundary condition is given by B·n = μ_0J/2πa, where n is the unit normal vector to the surface of the wire and J is the current density. This is consistent with the magnetic
(a) The magnetic field outside the wire is given by B = μ_0I/2πs, where I is the current and s is the distance from the axis of the wire. The magnetic field inside the wire is zero.
(b) The magnetic field outside the wire is given by B = μ_0J/2πs, where J is the current density and s is the distance from the axis of the wire. The magnetic field inside the wire is given by B = μ_0J/2πa, where a is the radius of the wire.
(c) For the situation in part (a), the boundary condition is given by B·n = μ_0I/2πa, where n is the unit normal vector to the surface of the wire and I is the current. This is consistent with the magnetic field outside the wire, which is given by B = μ_0I/2πs.
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help mee pleaseeee!!!!!!!!!!!!!!!!!!!!!!!!
thank youuu
Answer:
Step-by-step explanation:
i have no clue
1. 3( x + 4y - 2) =
2. 6( 2a - 5)=
Answer:
I love algebra anyways
the ans is in the picture with the steps
(hope it helps can i plz have brainlist :D hehe)
Step-by-step explanation:
solve each proportion.
4x /15=60 /x
The solution to the proportion is x = ±15.
To solve the given proportion, we can cross multiply.
Cross multiplying means multiplying the numerator of the first fraction with the denominator of the second fraction, and multiplying the denominator of the first fraction with the numerator of the second fraction.
So, we have:
(4x) * (x) = (15) * (60)
Simplifying this equation, we get:
4x^2 = 900
Now, divide both sides of the equation by 4:
x^2 = 225
To find the value of x, take the square root of both sides:
x = ±15
Therefore, the solution to the proportion is x = ±15.
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