Answer:
0.1kg
Step-by-step explanation:
the scale that is measuring the weight can only measure to a precision of 0.1kg. if the measurement was 48.65, then the precision is 0.01kg.
Evaluate the expression.
-2.035 – 1.008 - 3.04 + 0.008
Answer:
-6.075
Step-by-step explanation:
simple addition/subtraction
we multiply all the terms by "-1"
we add the first three terms then subtract the last from it
21 20 15 22 19 23 17 what is the median and range
The median would be 22:
Step-by-step explanation: The median is the number that is in the middle
Simply defined, the median is the number right in the middle of a set.
But before I get down to finding the median, I will order the numbers from least to greatest:
15, 17, 19, 20, 21, 22, 23
Now, the middle number is 20. So that's the median.
As for the range, it's the difference between the largest number and the smallest one:
Range = Greatest number - Smallest number
= 23 - 15
= 6
In summary, the median, the number in the middle, is 20, and the range, the difference between the largest number and the smallest one, is 6.
This graph represents a quadratic function. What is the function's equation written in factored form and in vertex form?
(graph in picture)
Step-by-step explanation:
f(x) = a(x-x1) (x-x2)
from the vertex, we get a:
0 = a(4-2)²- 8
4a = 8
a = 2
so, the equation:
f(x) = 2(x-0) (x-4)
f(x) = 2x(x-4)
f(x) = 2x² -8x
PLEASE PLEASE HELP THIS IS DUE SOONNNN
Answer:
The height of the tabletop is 75.6 centimeters. Just take 6426 and divide it by 85 and you get 75.6.
Step-by-step explanation:
hope this helped.
help!The librarian measured the thickness of the textbooks in the school library. Among a selection of 6 books, he recorded the following thicknesses:
4 cm, 1 cm, 1 cm, 1 cm, 5 cm, 2 cm
What is the mode of the textbooks thicknesses?
____cm
The mode of the textbooks thicknesses is,
⇒ 1 cm
Since, The most frequent number which is, the number that occurs the highest number of times is called Mode of data set.
Here, We have to given that;
The librarian measured the thickness of the textbooks in the school library.
And, Among a selection of 6 books, he recorded the following thicknesses:
⇒ 4 cm, 1 cm, 1 cm, 1 cm, 5 cm, 2 cm
Hence, By definition of mode we get;
Here, Most often number in data set is, 1 cm
So, The mode of the textbooks thicknesses is,
⇒ 1 cm
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What's 2|–9| – |–2|?
Question 11 options:
A)
16
B)
20
C)
–20
D)
–18
Answer:
A) 16
Step-by-step explanation:
The absolute value of a number is always that positive number.
So the absolute value of -9 is 9, and the absolute value of -2 is 2.
9 times 2 is 18, minus the absolute value of -2 which is 2, so 18-2=16
A soccer ball travels upward from a height of 11 feet with an initial velocity of 20
feet per second. The quadratic function h (t) = -16t² + 20t+11 models the height
of the ball, where h (t) is the height, in feet, of the soccer ball and t is the time that
ball has been in the air, in seconds. When is the soccer ball above 15 feet?
A. The soccer ball is above 15 feet between 0 seconds and 0.5 second.
B. The soccer ball is above 15 feet between 0.5 second and 1 second.
C. The soccer ball is above 15 feet between 0:25 second and 1
second.
D. The soccer ball is above 15 feet between 0 seconds and 0.25 second.
The soccer ball is above 15 feet between 0.25 seconds and 1 second.
To determine when the soccer ball is above 15 feet, we need to find the values of t that satisfy the inequality h(t) > 15.
Given the quadratic function h(t) = -16t² + 20t + 11, we can rewrite the inequality as follows:
-16t² + 20t + 11 > 15
Subtracting 15 from both sides:
-16t² + 20t - 4 > 0
Simplifying further:
-16t² + 20t - 4 = -4(4t² - 5t + 1) = -4(t - 1)(4t - 1) > 0
Now, we can solve for t by finding the values that make the inequality true. We have two factors: (t - 1) and (4t - 1).
Setting each factor greater than zero and solving for t:
t - 1 > 0 => t > 1
4t - 1 > 0 => 4t > 1 => t > 1/4
So, we have t > 1 and t > 1/4. To satisfy both conditions, t must be greater than the maximum of 1 and 1/4, which is 1.
Therefore, the soccer ball is above 15 feet for t > 1 second.
The correct answer is:
C. The soccer ball is above 15 feet between 0.25 seconds and 1 second.
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In a forest you observed 22 eyes and 32 legs belonging to owls and foxes. a) How many owls and how many foxes are there? b) If on another day you saw 24 eyes and 38 legs, how many foxes and how many owls are there?
Answer:
a) Let's say the number of owls is "x" and the number of foxes is "y".
Each owl has 2 eyes and 2 legs, so "x" owls would have 2x eyes and 2x legs.
Each fox has 2 eyes and 4 legs, so "y" foxes would have 2y eyes and 4y legs.
According to the problem, there are 22 eyes and 32 legs in total:
2x + 2y = 22 (equation 1)
2x + 4y = 32 (equation 2)
We can use these two equations to solve for "x" and "y".
Subtracting equation 1 from equation 2:
2x + 4y - (2x + 2y) = 32 - 22
2y = 10
y = 5
Substituting "y" = 5 into equation 1:
2x + 2(5) = 22
2x = 12
x = 6
Therefore, there are 6 owls and 5 foxes.
b) Let's use the same approach to solve for "x" and "y":
2x + 2y = 24 (equation 1')
2x + 4y = 38 (equation 2')
Subtracting equation 1' from equation 2':
2x + 4y - (2x + 2y) = 38 - 24
2y = 14
y = 7
Substituting "y" = 7 into equation 1':
2x + 2(7) = 24
2x = 10
x = 5
Therefore, there are 5 owls and 7 foxes.
I need help asappppppp
Answer:150?
Step-by-step explanation:
Picture included!!! Please help! Suppose a = 10 and b = 24. Give the value of each of the following. Give answers as integers or rounded to 2 decimal places as appropriate.
Answer:
A = 22.62°
B = 67.38°
c = 26
Step-by-step explanation:
\(a^2+b^2=c^2\\10^2+24^2=c^2\\100+576=c^2\\676=c^2\\26=c\)
\(\sin A=\frac{\text{Opposite}}{\text{Hypotenuse}}=\frac{10}{26}\\\\A=\sin^{-1}(\frac{10}{26})\\\\A\approx22.62^\circ\)<-- You can also use other trig ratios
\(B=180^\circ-(90^\circ+22.62^\circ)=180^\circ-112.62^\circ=67.38^\circ\)
There's no specific order in how to solve for A and B, so there may be more than one way to approach these solutions.
i have a bag with 3 fair dice: a 4 sided die, a 6 sided die, and a 12 sided die. i reach into the bag, pick one die at random and roll it twice. the first roll is a 3 and the second roll is a 4. What is the probability that I pulled out the 6-sided die?
There are 03 fair dice for which one is 03 fair dice, aa 6 sided die, and a 12 sided die. When reaching to the bag, pick one die at random and roll it twice and again the first roll is a 3 and the second roll is a 4. The probability that I pulled out the 6-sided die is 0.407.
Probability:
Probability is the probability or likelihood that an event will occur.
Probability = number of ways to be successful/ total number of possible outcomes
For example, the probability of flipping a coin is 1/2. or tail).
We write P(head) = ½.
According to the Question:
Let,
A is the event when a six-sided die is drawn, and B is the event when a 4 is rolled.
There are 3 dices with equal chance of getting pull out so P(A) = 1/3.
There are 3 ways to roll a 4 out of 4 + 6 + 12 = 22 options of 3 die.
So P(B) = 3/22.
Now,
A|B is the event that you pull out the 6-sided dice, knowing that the out come of the roll is 4.
And,
B|A is the event that the outcome of the roll is 4, knowing that you pull out the 6-sides dice, so P(B|A) = 1/6
Now,
Using Bayes conditional theorem, we have
\(P(A/B) = \frac{P(A/B)P(A)}{P(B)}\)
= \(\frac{\frac{1}{6} \frac{1}{3} }{\frac{3}{22} }\)
Therefore,
\(P(A/B) =\frac{1}{18} * \frac{22}{3}\) = 0.407
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Two consecutive odd integers have a sum of 92
I need help urgent plz someone help me solved this problem! Can someone plz help I’m giving you 10 points! I need help plz help me! Will mark you as brainiest!
Answer: Delete the point (0, 4)
Step-by-step explanation:
Your line for y = (1/3)x + 4 is correct.
m=1/3 b=4
Start at (0, 4) and draw a line through a point up 1 and 3 to the right (3, 5).
Your line for x = 6 is correct.
A vertical line through (6, 0), (6, 1), (6, 2), ...
Your point for (6, 6) is correct.
x=6, y=6
Your error is that you used the dot tool to plot a point for (0, 4). You DO need this point to create the line y = (1/3)x + 4, however the instructions do not state to mark this coordinate with a dot.
The graph of which of the following equations contains the point (-3,0)?
A
x+y=3
B.
-x - y=-3
C. x-y=3
D. x+y=-3
Answer:
you need help kd
Step-by-step explanation:
a rectangle with a width of 30 centimeters has a perimiter of 100 centimeters to 160 centimeters graph a compound inequality
Answer:
5 ≤ L ≤ 35
Step-by-step explanation:
Let w represent the width of the rectangle.
The perimeter (P) of the rectangle is given by:
P = 2w + 2L
Where L is the length of the rectangle.
We know that w = 30 cm and that the perimeter is between 100 and 160 cm. We can now set up our compound inequality:
100 ≤ 2(30) + 2L ≤ 160
100 ≤ 90 + 2L ≤ 160
10 ≤ 2L ≤ 70
We can now divide both sides by 2 to solve for L:
5 ≤ L ≤ 35
Therefore, the compound inequality that represents the graph of a rectangle with a width of 30 centimeters and a perimeter of 100 centimeters to 160 centimeters is: 5 ≤ L ≤ 35
which expression have a value of 2/3
A: 8+(24 divided by 12) X 4
B:8+24 divided by (12X4)
C: 8+24 divided 12X4
D: (8+24) divided (12X4)
Fill in the blanks below with the correct units.
(a) A two story house is about 10? Millimeters, centimeters, meters, or kilometers
tall.
(b) In her shower, Karen used about 110?
of water. Milliliters or liters
(c) Michael saw an elephant at the zoo. The elephant's mass was about 4000? Grams or kilograms
Answer:
10 millimeters
Step-by-step explanation:
Answer:
A = meters
B = liters
C = kilograms
Step-by-step explanation:
A = meters
Kilometers are the distance of one thing from another
Centimeters would be too small to measure a two story house
Millimeters is the same explanation as centimeters
SOVE, REDUCE TO LOWEST TEERMS SIMPLIFY IMPROPER FRACTIONSAS MIXED FRACTIONS
plz help does the point (-1, -1) lie on the line y= 4x + 3 ?
Answer:
yes, it does
Step-by-step explanation:
point (-1, -1)
y=4x+3if (-1, -1) lies on this line, it will make below equation correct:
-1=4*(-1)+3-1=-4+3-1=-1Answer is yes
Answer:
Yes it does.
Step-by-step explanation:
For (-1, -1) to lie on the line y= 4x + 3 ; that would mean substituting x=-1 into the expression we should be able to get y=-1 so let's test that.
Substituting x=-1 in y= 4x + 3;
we have : y= 4(-1)+ 3 = -4 +3 = -1;
Since y=-1 tallies with the point (-1, -1)
Find the length of AN given the figure below:
Applying the two-tangent theorem, the length of AN is: 21 units.
What is the Two-Tangent Theorem?The two-tangent theorem is a geometric theorem that states that if two tangents are drawn to a circle from a point outside the circle, then the lengths of the tangent segments are equal. This theorem is often used in geometry to find the length of tangent segments and to prove the existence of tangents to circles.
More formally, the two-tangent theorem states that if P is a point outside a circle with center O, and if PA and PB are tangents to the circle from point P, then PA = PB. In other words, the lengths of the two tangent segments are equal.
From the image above, AM and AN are two tangents from the same circle. Also, AN is also tangent with 29 - 2y.
This implies that the three tangents are congruent. Therefore:
6y - 3 = 29 - 2y
6y + 2y = 29 + 3
8y = 32
y = 32/8
y = 4
AN = 6y - 3
Plug in the value of y
AN = 6(4) - 3
AN = 21 units.
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3.52
X ———
x2.5
What the correct answer step by step
The solution of the expression is,
⇒ x = 1
We have to given that;
The expression is,
⇒ 3 × 5²ˣ = 75
Now, We can simplify as;
⇒ 3 × 5²ˣ = 75
⇒ 5²ˣ = 25
⇒ 5²ˣ = 5²
⇒ 2x = 2
⇒ x = 1
Thus, The solution of the expression is,
⇒ x = 1
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3t-5=0
Help solve pleo
Answer:T = 0.6
Step-by-step explanation:Simplifying
3t + -5 = 0
Reorder the terms:
-5 + 3t = 0
Solving
-5 + 3t = 0
Solving for variable 't'.
Move all terms containing t to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + 3t = 0 + 5
Combine like terms: -5 + 5 = 0
0 + 3t = 0 + 5
3t = 0 + 5
Combine like terms: 0 + 5 = 5
3t = 5
Divide each side by '3'.
t = 1.666666667
Simplifying
t = 1.666666667
Answer:
t = 5/3
t = 1 2/3
Step-by-step explanation:
Hi !
3t - 5 = 0
3t = 0 + 5
3t = 5
t = 5/3
t = 1 2/3
Good luck !
Ruby bought two chicken wings for $4 what was the cost of the Wings in dollars per wing?
Answer:
the cost per wing is $2
Step-by-step explanation:
Graph the line with slope 1/3 and y-intercept −2.
The graph of the function y = 1/3x - 2 is added as an attachment
Sketching the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
Slope = 1/3y-intercept = -2So, the equation is
y = 1/3x - 2
The above function is a linear function that has been transformed as follows
Vertically stretched by a factor of 1/3Shifted down by 2 unitsNext, we plot the graph using a graphing tool by taking note of the above transformations rules
The graph of the function is added as an attachment
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assume that a wild-type sequence is 5'agcctac3'. which of the following sequences might be produced by a transversion? correct!
Transversion is known as point mutation in DNA.
Transversion is a term used in molecular biology. It refers to a point mutation in DNA in which a single (two ring) purine (A or G) is changed for a (one ring) pyrimidine (T or C), or vice versa. A transversion can be spontaneous, or it can be caused by ionizing radiation or alkylating agents. It can only be reversed by a spontaneous reversion.
So, here 5'AGCCTAC3' we can replace (A or G) with (T or C)
So, the answer should be :
5'ATCCTAC3'
Here we have replaced G with T and other things are same
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The full question will be like this
Assume that a wild-type sequence is 5'AGCCTAC3'. Indicate the sequence that might be produced by a transversion. Which of the following sequences might be produced by a transversion?
A) 5'AGTCTAC3'
B) 5'AGCCGCCGCCGCCTAC3'
C) 5'AGCCCAC3'
D) 5'ATCCTAC3'
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An economist wants to estimate the proportion of the US population who commutes to work.
A sample of 500 adults were surveyed and it was found that 362 people commute to work.
a.
Find the proportion of people who commute to work, p (round your answer to 3 decimal
places.)
b. Construct a 95% confidence interval for the proportion of people who commute to work.
(round your answers to 3 decimal places)
A proportion is an equation in which two ratios are set equal to each other. For example, if there is 1 boy and 3 girls you could write the ratio as: 1 : 3 (for every one boy there are 3 girls) 1 / 4 are boys and 3 / 4 are girls.
Who is economist?
An economist is an expert who studies the relationship between society's resources and their production or output. Economists study societies ranging from small communities to whole nations to the global economy.
Economists expert opinions and research inform the design of a variety of policies, including interest rates, tax laws, employment programs, international trade agreements and corporate strategy.
The work of economists is incredibly diverse. Conduct surveys and collect data. Analyze data using mathematical models, statistical methods, and software. Present your research results in reports, tables, and graphs. Interpreting and forecasting market trends. Advises businesses, governments and individuals on economic matters. Proposing solutions to economic problems. Write articles for scientific journals and other media.
A proportion is an equation in which two ratios are set equal to each other. For example, if there is 1 boy and 3 girls you could write the ratio as: 1 : 3 (for every one boy there are 3 girls) 1 / 4 are boys and 3 / 4 are girls.
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Write these fractions as percentage 2/3
Answer: 66%
Step-by-step explanation: To convert a fraction to a percentage, divide the top number by the bottom number. For example, \(\frac{1}{4}\) is 25% because if divide them, (1÷4=0.25) then we get 25%. So, for this problem, we solve 2÷3, which equals 0.66, or 66%.
hope this helps!
please give brainliest!
14. A professor records the number of class days (x) each student misses over the course of a semester and uses a frequency distribution to display the data. What is the probability a student missed exactly 1 day
Question is incomplete, however here's an explanation to solve questions such as this
Answer and explanation:
Probability= number of favorable outcomes/total number of outcomes
The frequency distribution recorded by the professor would show number of times(frequency) each student missed a class day.
We are required to fund the probability that a student would miss class
Probability = number of times the student missed class/ total number of classes missed by all students
Example, if student missed class 20 times in a semester and all students in total missed class 200 times
Probability that the student would miss class=20/200= 1/10
Which of the graphs above represents a function?
O A. graph A
B. graph B
C. graph C
O D. graph D
98546 dividido para
46
Answer:
2142.30435
Step-by-step explanation:
The answer is 2142 and leaves remainder