Answer:
m<x=100
Step-by-step explanation:
the left side <100 what's near to here is 80 100+80=180
so x and what's near to hear "up" needs to be 180 what's near to hear was 80 so x+80=180 180-80=x x=100
Multiply. Write each product in simplest form.
9. 3×11
10. //
13. 021-
12.
20
=
=
=
11. 2×4=
8 9
X
18 20
14.
=
Answer:
Te conozco y sé qué
Como Nuevo de fabrica el otro
Increasing
decreasing
concave up
concave down
Answer:
won't that be concave up?
1. use substitution to find the general solution of the system x′1 = 2x1 3x2, x′2 = 3x1 −6x2. 2. Use the elimination method to solve the system = y1" = 2y1 - y2 +t, y2" = yı + 2y2 – et.
The general solution of the given system x'1 = 2x1 + 3x2, x'2 = 3x1 - 6x2 can be found using substitution.
How to find the general solutions of the given systems of differential equations?To find the general solution of the first system x'1 = 2x1 + 3x2, x'2 = 3x1 - 6x2, we can use substitution. We express one variable (e.g., x1) in terms of the other variable (x2) and substitute it into the second equation.
This allows us to obtain a single differential equation involving only one variable. Solving this equation gives us the general solution. Repeating the process for the other variable yields the complete general solution of the system.
The elimination method involves manipulating the given system of differential equations by adding or subtracting the equations to eliminate one variable. This results in a new system of equations involving only one variable. Solving this new system of equations provides the solutions for the eliminated variable.
Substituting these solutions back into the original equations yields the complete general solution to the system.
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2/5 divided 1/3 give answer in simplest form as a mixed number
Practice another write the function in terms of unit step functions. find the laplace transform of the given function. f(t) = t, 0 ≤ t < 4 0, t ≥ 4
Using the Laplace transform to solve the given integral equation f(t) = t, 0 ≤ t < 4 0, t ≥ 4 is \(\frac{4(1-2e^-5s)/}{s}\)
explanation is given in the image below:
Laplace remodel is an crucial remodel approach that's particularly beneficial in fixing linear regular equations. It unearths very wide programs in var- areas of physics, electrical engineering, manipulate, optics, mathematics and sign processing.
The Laplace transform technique, the function inside the time domain is transformed to a Laplace feature within the frequency area. This Laplace function could be inside the shape of an algebraic equation and it may be solved without difficulty.
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Lisa lives out in the country with her seven cats and avoids driving into the big city as much as possible. She has decided to make her own cat food and has the following nutritional guidelines. Each four ounce portion must contain 20 units of protein, 15 units of vitamin A, and 10 units of vitamin B. She has eggs, tomatoes, and chicken meat as possible inputs to her cat food. Each ounce of eggs contains 5 units of protein, 4 units of Vitamin A, and 3 units of Vitamin B. Each ounce of tomatoes contains 1 unit of protein, 5 units of Vitamin A, and 14 units of Vitamin B. Each ounce of chicken contains 22 units of protein, 14 units of Vitamin A, and 5 units of Vitamin B. Chicken costs 40 cents per ounce, tomatoes cost 8 cents per ounce, and eggs cost 12 cents per ounce.
Referring to Scenario D.1, assume that an optimal serving contains 0.89 ounces of chicken
and 0.52 ounces of tomatoes. Which of the following statements is BEST?
The serving costs about 20 cents.
The serving costs about 30 cents
The serving costs about 50 cents.
The serving costs about 40 cents.
the BEST statement is: The serving costs about 40 cents.
To determine the cost of the optimal serving, we need to calculate the cost per serving based on the quantities of chicken and tomatoes used.
Given that an optimal serving contains 0.89 ounces of chicken and 0.52 ounces of tomatoes, we can calculate the cost as follows:
Cost of chicken =\(0.89 ounces * $0.40/ounce\)
Cost of tomatoes = \(0.52 ounces * $0.08/ounce\)
Total cost = Cost of chicken + Cost of tomatoes
Total cost =\((0.89 * $0.40) + (0.52 * $0.08)\)
Total cost =\($0.356 + $0.0416\)
Total cost ≈\($0.3976\)
Rounding to the nearest cent, the cost of the optimal serving is about 40 cents.
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An airplane descends at a rate of 2,700 feet per minute. once the airplane starts its descent, what will be its change in elevation after 312minutes?
The airplane that descends at a rate of 2,700 feet per minute, after 3 1/2 minutes it will be at 9450 ft
The formula and procedure we will use to solve this problem is:
v= x/t
Where:
x = distancet = timev = velocityInformation about the problem:
x = ?t = 3 1/2 minv = 2,700 ft/minConverting the mixed fraction to a fraction, we get:
3 1/2 =
[(3*2) + 1]/2 =
(6+1) / 2 =
7/2
3 1/2 min is equivalent to 7/2
Applying the velocity and isolating the distance we have:
x= v*t
x = 2700 ft/min * 7/2 min
x = 9450 ft
What is velocity?It is a physical quantity that indicates the displacement of a mobile per unit of time, it is expressed in units of distance per time, for example (miles/h, km/h).
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Okay this is very hard for me!! What is 546in in FEET.
Recall that in one foot, there are 12 inches. Let's use this conversion to convert 546 inches in feet.
Divide 546 inches by 12 inches.
\(546in\div\frac{12in}{ft}=45.5ft.\)Hence, 546 inches is equivalent to 45.5 feet.
Let f(x) =3x -6 and g(x) =x-2 find f/g and state it’s domain
Answer:
I think it’s -0.2
Step-by-step explanation:
you take the x - 2 and make that equivalent to f/g and state it’s domain which is -0.2, I just need more points lol. Sorry-
To find the quotient f(x)/g(x), we divide the two functions:
f(x) = 3x - 6
g(x) = x - 2
f(x) / g(x)
= (3x -6)/(x - 2)
Therefore, the quotient is:
f(x)/g(x) = (3x -6)/(x - 2)
To find the domain, we need to ensure that the denominator x - 2 does not equal 0. So we have:
x - 2 ≠ 0
x ≠ 2
Therefore, the domain is all real numbers except 2:
Domain = {x | x ≠ 2}
In summary:
f(x)/g(x) = (3x -6)/(x - 2)
Domain = {x | x ≠ 2}
This means the quotient is (3x -6)/(x - 2) and it is defined for all real numbers except 2, which would result in division by zero.
Hope this explanation makes sense! Let me know if you have any other questions.
1.)
Which equation can be combined with the
equation below to make a system of
equations with no solution? (10 points)
y = 3x + 2
a. y = 3x + 2
b. y=-3x + 2
c. y = 3x - 2
d. y=-3x - 2
Answer:
y=3x-2
Step-by-step explanation:
y = 3x+ 2 ; y= 3x - 2 is a system of equations with no solution.
Please help its due today WILL GIVE BRAINLIEST :)
Lillian has a rectangular garden with an area of 3x² - 10x - 8 square feet. Find the expressions that would represent the length and width of the garden. Make sure you show all your work for full credit.
pls help me out pplsss
Answer:
-3/2
Step-by-step explanation:
Count the rise = -3
Count the run= 2
Rise/run= -3/2
Answer:
-7/-4 or 1.75
Step-by-step explanation:
Another formula for the slope of a line is (y2-y1)÷(x2-x1)
So all we need is to find the points (x1, y1) and (x2, y2)
Point 1: (1, -3)
Point 2: (-3, 4)
Sub this into the equation:
(-3-4) ÷ (-3-1) = -7 ÷ -4 = 1.75
I need help
Solving this problem
The required value of x is 22 degrees for the given figure.
Adjacent angles are a sort of additional angle. Adjacent angles share a common side and vertex, such as a corner point. Their points do not overlap in any manner.
As we know that supplementary angles are defined as when pairing of angles addition to 180° then they are called supplementary angles.:
According to the given figure, it can be written as follows:
2x + 24 + 6x - 20 = 180
8x + 4 = 180
8x = 180 - 4
8x = 176
x = 176/8
x = 22
Therefore, the required value of x is 22 degrees for the given figure.
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The complete question is as follows:
Find the value of x for the below figure.
which north african country has most of its population in only 3% of its land area?
Answer:
The largest country in land area is Algeria at 2,381,740 km2.
Explanation:
This is one country, with 41,657,488 people
PLZ HELP
Which is the best estimate for the amount of liquid a watering can holds?
5 ounces
5 cups
5 quarts
5 gallons
Answer:
5 quartz would make the most sense, hope this helps
Step-by-step explanation:
Graph of.... 3 3=0 Y axis Solve the equation oc²³²= 2xx - 3=0 graphically x-20-3=0 Let you² - 2c-3 when y=0 you can find oc OC -2-1 oc² 1 4 4 2244 O O O Scale x axis -3-3-3-3 1 2 345 T 4 9 16 25 -2 -4 -6 -8 -10 -3-3-3-3-3 5/01-310-3 10 15/12
The solution to the equation does not exist
How to determine the solution to the equationFrom the question, we have the following parameters that can be used in our computation:
2x - 3 = 0
2x - 3 = 3
Also from the question, we understand that the graph is given as
3 = 0
The above equation is false, and cannot be represented on a graph
This is so because 0 and 3 do not have the same value
Similarly, we have 2x - 3 = 0 and 2x - 3 = 3
By substitution, the equations becomes
0 = 3
Hence, the equation has no solution
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Complete question
Graph of 3=0
Solve the equation 2x - 3 = 0 and 2x - 3 = 3 graphically
Peggy wants to run 5 miles in less than 60 minutes. What inequality shows what her rate should be?
A. 1 mi < 60 min
B. 3 mi < 60 min
C. 1 mi < 12 min
D. 2 mi < 30 min
Answer:
C. 1 mi per 12 min
Step-by-step explanation:
1x5= 5 miles
12x5=60 minutes
Let C = {1, 2, 3, 4}, A = C x C, and define a relation on A by (u, v)R(x, y) if and only if uv = xy. Show R is an equivalence relation on A. Keep in mind that the elements of A are ordered pairs. Compute the partition A/R that corresponds to the equivalence relation. Again, keep in mind that you are partitioning the 16 elements of A into blocks.
The relation R is an equivalence relation on A since it satisfies reflexivity, symmetry, and transitivity. The partition A/R consists of four blocks: {(1,1), (2,2), (3,3), (4,4)}, {(1,2), (2,1), (3,4), (4,3)}, {(1,3), (2,4), (3,1), (4,2)}, and {(1,4), (2,3), (3,2), (4,1)}.
To show that R is an equivalence relation on A, we need to show that it satisfies three properties: reflexive, symmetric, and transitive.
Reflexive: For all (a,b)∈A, (a,b)R(a,b) since ab = ab.
Symmetric: For all (a,b), (c,d)∈A, if (a,b)R(c,d), then ab = cd implies cd = ab, so (c,d)R(a,b).
Transitive: For all (a,b), (c,d), and (e,f)∈A, if (a,b)R(c,d) and (c,d)R(e,f), then ab = cd and cd = ef implies ab = ef, so (a,b)R(e,f).
Since R is reflexive, symmetric, and transitive, it is an equivalence relation on A.
Now let's compute the partition A/R. Each block in the partition is an equivalence class of A under the relation R. Suppose (a,b) is an element of A. Then the equivalence class containing (a,b) is:
[(a,b)] = {(x,y)∈A | (x,y)R(a,b)} = {(x,y)∈A | xy = ab}
So we need to find all ordered pairs (x,y) such that xy = ab. If ab = 1, then the only possibility is (1,1). If ab = 2, then we have (2,1) and (1,2). If ab = 3, then we have (3,1) and (1,3). If ab = 4, then we have (4,1), (1,4), (2,2), and (3,4). Thus, the partition A/R consists of the following blocks:
{(1,1)}, {(1,2), (2,1)}, {(1,3), (3,1)}, {(1,4), (4,1), (2,2), (3,4)}
Each block represents an equivalence class of A under the relation R, where each pair in the block is related to each other by R.
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4. Find a Mobius transformation f such that f(0) = 0, f(1) = 1, f(x) = 2, or explain why such a transformation does not exist.
The Möbius transformation satisfying f(0) = 0, f(1) = 1, and f(x) = 2 does not exist.
To find a Möbius transformation that satisfies f(0) = 0, f(1) = 1, and f(x) = 2, we can use the general form of a Möbius transformation:
f(z) = (az + b) / (cz + d)
where a, b, c, and d are complex numbers with ad - bc ≠ 0.
We can plug in the given conditions to determine the specific values of a, b, c, and d.
Condition 1: f(0) = 0
By substituting z = 0 into the Möbius transformation equation, we get:
f(0) = (a * 0 + b) / (c * 0 + d) = b / d
Since f(0) should be equal to 0, we have b / d = 0. This implies that b = 0.
Condition 2: f(1) = 1
By substituting z = 1 into the Möbius transformation equation, we get:
f(1) = (a * 1 + b) / (c * 1 + d) = (a + b) / (c + d)
Since f(1) should be equal to 1, we have (a + b) / (c + d) = 1. Substituting b = 0, we obtain a / (c + d) = 1.
Condition 3: f(x) = 2
By substituting z = x into the Möbius transformation equation, we get:
f(x) = (a * x + b) / (c * x + d) = 2
Simplifying this equation, we have a * x + b = 2 * (c * x + d).
Now, we have three conditions:
b / d = 0
a / (c + d) = 1
a * x + b = 2 * (c * x + d)
From condition 1, we know that b = 0. Substituting this into condition 3, we have a * x = 2 * (c * x + d).
Now, we can try to find suitable values for a, c, and d. Let's set c = 0 and d = 1. Substituting these values into condition 2, we get a = 1.
With a = 1, c = 0, d = 1, and b = 0, the Möbius transformation becomes:
f(z) = (z + 0) / (0 * z + 1) = z / 1 = z
So, the Möbius transformation that satisfies f(0) = 0, f(1) = 1, and f(x) = 2 is simply the identity function f(z) = z.
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What is the probability that a randomly selected airfare between these two cities will be more than $450?
The probability that a randomly selected airfare between these two cities will be more than $450 is 0.2033.
Given:
Mean (μ) = $387.20
Standard deviation (σ) = $68.50
To find the probability that a randomly selected airfare between Philadelphia and Los Angeles will be more than $450,
calculate the area under the normal distribution curve above the value of $450.
Step 1: Standardize the value of $450.
To standardize the value, we calculate the z-score using the formula:
z = (X - μ) / σ
z = ($450 - $387.20) / $68.50
z= 0.916
So, the area to the right of the z-score approximately equals 0.2033.
Therefore, the probability that a randomly selected airfare between these two cities will be more than $450 is 0.2033.
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The question attached here seems to be incomplete, the complete question is:
Suppose the round-trip airfare between Philadelphia and Los Angeles a month before the departure date follows the normal probability distribution with a mean of $387.20 and a standard deviation of $68.50. What is the probability that a randomly selected airfare between these two cities will be more than $450?
0.0788
0.1796
0.2033
0.3669
If f(x)=(x-2)^2-4 and g(x)=-f(x), then the area bounded by curve g is equal to ... unit area.
The area bounded by the curve g(x) is 0 unit area, which can be found by integrating g(x) from 0 to 4 and subtracting the result from the integral of -g(x) from 0 to 4.
To find the area bounded by the curve g(x), we need to first graph the function g(x) and identify the region that is bounded.
We know that g(x) = -f(x) = \(-((x-2)^2-4)\) = \(-(x-2)^2+4\).
This is a downward-facing parabola with vertex at (2, 4), and it is symmetric to the y-axis.
To find the x-intercepts of g(x), we set g(x) = 0 and solve for x:
\(-(x-2)^2+4 = 0\)
\((x-2)^2 = 4\)
\(x-2 = \±2\)
x = 4 or x = 0
So the graph of g(x) intersects the x-axis at x = 0 and x = 4.
The region bounded by the curve g(x) is the area between the x-axis and the curve, from x = 0 to x = 4. This can be split into two regions: one above the x-axis and one below the x-axis.
To find the area of the region above the x-axis, we integrate g(x) from x = 0 to x = 4:
∫[0,4] g(x) dx = \(\int {[0,4] (-(x-2)^2+4)} \, dx [0,4] (-(x-2)^2+4)\)
= \([-1/3 (x-2)^3 + 4x]\) evaluated from 0 to 4
= \((-1/3 (4-2)^3 + 4(4)) - (-1/3 (0-2)^3 + 4(0))\)
= 8/3 + 16
= 40/3
To find the area of the region below the x-axis, we integrate -g(x) from x = 0 to x = 4:
∫[0,4] -g(x) dx = \(\int {[0,4] ((x-2)^2-4)} \, dx\)
= \([1/3 (x-2)^3 - 4x]\) evaluated from 0 to 4
= \((1/3 (4-2)^3 - 4(4)) - (1/3 (0-2)^3 - 4(0))\)
= -8/3 - 16
= -40/3
So the total area bounded by the curve g(x) is the sum of the areas of the two regions:
Area = \((40/3) + (-40/3) = 0\)
Therefore, the area bounded by the curve g(x) is equal to 0 unit area.
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14% out of 100% equals how many people out of 10?
Answer:
1.4 people out of 10
Step-by-step explanation:
Just divide it by 10
Answer:
only 4 people
S.
The memory card on Melcher's digital camera can hold about 430 pictures. Melcher used 18% of
the memory card while taking pictures at a family reunion. About how many pictares did
Melcher take at the family reunion? Round to the nearest whole number.
Answer:
Step-by-step explanation:
18% of 430 comes out to 77.4 total pictures taken. After rounding it to the nearest whole number because you cant take a fraction of a picture it would be 77 total pictures taken.
How much will it cost in Canadian dollars to purchase €2000 at a bank that charges a 2.2% commission on the transaction? Use an exchange rate of $1 Canadian equals €0.711142.
Answer:
$2,874.25 Canadian dollar
Step-by-step explanation:
The first thing to do here is to calculate the amount of the commission.
That would be 2.2% of €2,000
= 2.2/100 * €2,000 = €44
Now the total cost to pay = selling price + amount in commissions = €2,000 + €44 = €2,044
But we need our answer in the Canadian dollars
Mathematically;
$1 Canadian = €0.711142
$x Canadian = €2,044
x = (2,044 * 1)/0.711142
x = 2,874.25014975912
This is approximately $2,874.25 Canadian dollar
What is the slope y =- 5x 3?
Parallel lines are two straight lines that never cross. For this to happen, the lines have to have the same slope.
In this case, the equation given is in what's called "slope-intersect" form. The general form of the slope intercept formula is y=mx + b where m is the slope of the line and b is the point on the Y-axis where the line crosses.
The equation given is y=5x+3 and since the 5 is in the place of m from the general equation, 5 is the slope. Since parallel lines have the same slope, 5 is the answer.
Slope-Intercept Form:
When we're given a linear equation we can immediately see if it's in the slope-intercept form if it follows the format y=mx+b. As long as y does not have a coefficient the slope and y-intercept are the values of m and b.
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What's the length of the hypotenuse of right ΔDEF shown?
Question 13 options:
A)
√87
B)
12
C)
15
D)
√117
Answer: √177
Step-by-step explanation:
6²+9²=c²
36+81=c²
117=c²
√117=√c²
√177 = c
(√177 can also be watered down to ±3√13 but √177 is one of the answer choices so yeah)
Write the equation of the line (in slope-intercept form) that has an x-intercept at -6 and a y-intercept at 2. Provide a rough sketch of the line indicating the given points. [1 mark]. Exercise 2. For the polynomial f(x) = −3x² + 6x, determine the following: (A) State the degree and leading coefficient and use it to determine the graph's end behavior. [2 marks]. (B) State the zeros. [2 marks]. (C) State the x- and y-intercepts as points [3 marks]. (C) Determine algebraically whether the polynomial is even, odd, or neither.
To determine if the polynomial is even, odd, or neither, we substitute -x for x in the polynomial and simplify. -3(-x)² + 6(-x) = -3x² - 6x. Since the polynomial is not equal to its negation, it is neither even nor odd.
To write the equation of the line with an x-intercept at -6 and a y-intercept at 2, we can use the slope-intercept form of a line, y = mx + b, where m is the slope and b is the y-intercept.
In this case, the y-intercept is given as 2, so the equation becomes y = mx + 2. To find the slope, we can use the formula (y2 - y1) / (x2 - x1) with the given points (-6, 0) and (0, 2). We find that the slope is 1/3. Thus, the equation of the line is y = (1/3)x + 2.
For the polynomial f(x) = -3x² + 6x, the degree is 2 and the leading coefficient is -3. The end behavior of the graph is determined by the degree and leading coefficient. Since the leading coefficient is negative, the graph will be "downward" or "concave down" as x approaches positive or negative infinity.
To find the zeros, we set the polynomial equal to zero and solve for x. -3x² + 6x = 0. Factoring out x, we get x(-3x + 6) = 0. This gives us two solutions: x = 0 and x = 2.
The x-intercept is the point where the graph intersects the x-axis, and since it occurs when y = 0, we substitute y = 0 into the polynomial and solve for x. -3x² + 6x = 0. Factoring out x, we get x(-3x + 6) = 0. This gives us two x-intercepts: (0, 0) and (2, 0).
To determine if the polynomial is even, odd, or neither, we substitute -x for x in the polynomial and simplify. -3(-x)² + 6(-x) = -3x² - 6x. Since the polynomial is not equal to its negation, it is neither even nor odd.
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If DE=8 and EF=3, what is DF?
If DE=8 and EF=3 then the length of DF is 8.54 units.
What is Trigonometry?Trigonometry is a branch of mathematics that studies relationships between side lengths and angles of triangles.
DEF is a given triangle.
DE is the opposite side of the triangle.
EF is the adjacent side of the triangle.
DF is hypotenuse.
By using pythagoras theorem we find the DF.
DE²+EF²=DF²
8²+3²=DF²
64+9=DF²
73=DF²
Take square root on both sides
DF=√73=8.54
Hence, the length of DF is 8.54 units.
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The two-way table shows the number of students in a class who play basketball and/or football. Play Basketball Do Not Play Basketball Total Play Football 30 ? 40 Do Not Play Football 8 6 14 Total 38 16 54 What is the missing number in the table? (5 points) 2 10 34 46
Answer:
2
Step-by-step explanation:
The total number of students who play football is given as 40 in the table. We can find the missing number by subtracting the total number of students who play basketball (38) from the total number of students who play football:
Total number of students who play football - Total number of students who play basketball = Missing number
40 - 38 = 2
Therefore, the missing number in the table is 2.
Answer:
its 40
Step-by-step explanation:
1. the answer above was careless and did not take there time to get the right answer for you I apologize in advance.
2. I Just took the test and got this correct.
3. if you look at the total for both sections on the bottom you can its the the number of the players who did and not play basketball added up. Best of luck to you.
HELP PLS
what is the best estimate for √333
A. 111
B. 19
C. 18
D. 18.2
Answer:
the answer is 18.248 so it would either be c or d.