Answer:
(-2,3) (-1, 5) (0, 7) (1, 9) (2, 11)
Step-by-step explanation:
y=2x+7
Substitute −2 for x and find the result for y.
y=2(−2)+7
Simplify 2(−2)+7.
y=3
Substitute −1 for x and find the result for y.
y=2(−1)+7
Simplify 2(−1)+7.
y=5
Substitute 0 for x and find the result for y.
y=2(0)+7
Solve the equation for y.
y=7
Substitute 1 for x and find the result for y.
y=2(1)+7
Solve the equation for y.
y=9
Substitute 2 for x and find the result for y.
y=2(2)+7
Solve the equation for y.
y=11
Hope this helps! :)
Find parametric representation for the plane that passes through the point (1, 2, −3) and contains the vectors i + j − k and i − j + k.
Parametric representation for the plane that passes through the given points is x = 1 + s + t; y = 2 + s - t; z = - 3 - s + t.
Given that, the coordinate is (1, 2, −3), vectors are i + j − k and i − j + k.
What is the parametric representation?A parametric representation of a function expresses the functional relationship between several variables by means of auxiliary variable parameters. In the case of two variables x and y, the expression F(x, y) = 0 can be geometrically interpreted as the equation of a plane curve.
Normal vector of this plane
n = det [(i j k) (1 1 - 1) (1 - 1 1)]
= i(1 - 1) - j(1 + 1) + k(-1 - 1)
= - 2j - 2k.
So, equation of plane 2(y - 2) - 2(z + 3) = 0; y + z + 1 = 0.
Parametric equation of this plane: r = <1, 2, - 3> + s<i1, 1, - 1> + t<1, - 1, 1>;
x = 1 + s + t; y = 2 + s - t; z = - 3 - s + t
Therefore, parametric representation for the plane that passes through the given points is x = 1 + s + t; y = 2 + s - t; z = - 3 - s + t.
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A pound of rice has a mixture of two types of rice, each costing $10 and $30, if the average cost per is $24, what is the ratio of the different types of rice?
Answer:
3:7
Step-by-step explanation:
Let x = pounds of the $10 rice in the mixture
Let y = pounds of the $30 rice in the mixture
Total cost of the $10 rice = 10x
Total cost of the $30 rice = 30y
(10x + 30y) / (x + y) = 24
Solve this equation for y/x:
10x + 30y = 24(x + y)
10x + 30y = 24x + 24y
30y - 24y = 24x - 10x
6y = 14x
y/x = 6/14 simplify the fraction
y/x = 3/7
So, the ratio of the two different types of rice (y:x) is 3:7, meaning a pound of the rice mixture has 3 parts of the $30 rice to 7 parts of the $10 rice.
Given that cos x = 3/5 and 0
Answer:
What do we have to do in this? Find x? Let me know I'll explain it in the comment section
Help me please quick
Answer:
\(slope = \frac{rise}{run} \)
The slope is 3
Yep thts your answer
Two parallel lines are crossed by a transversal.
What is the value of d?
The value of d in the image that shows the two parallel lines that are crossed by the transversal is determined as: 125°.
What is a Transversal?In geometry, a transversal is a line that intersects two or more other lines at distinct points. When a transversal intersects a pair of parallel lines, it creates various angles and relationships between those angles.
The image attached below shows the two parallel lines which are crossed by the transversal, where angle d and 125° are vertical angles.
Since they are vertical angles, they will be equal or congruent to each other. Therefore, the value of d = 125°
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Morre Math HARDDDDDDDD
Answer:
the person above is right it's 4.5 units
give them the crown
See your levels
Mr. Camacho has 275 rubber stamps. He wants to give the same number of stamps to
each of his 8 students. If he gives away as many stamps as he can, how many stamps will be
left over?
Submit
rubber stamps
I do
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Answer:
3 Stamps left
Step-by-step explanation:
275/8=34.375
34*8=272
275-272=3
Answer: 3
If a snail travels at a rate of of a mile every of an hour,
what is the unit rate in miles per hour?
Answer:
1mph or 1 mile per hour
Step-by-step explanation:
simple
what’s 5 5/32 (as an mixed number ) as a decimal.
Answer:
Convert 5 5/32 to an improper fraction.
Step-by-step explanation:
Exact Form:
165/32
Decimal Form:
5.15625
Mixed Number Form:
5 5/32
Answer:
\({ \tt{5 \frac{5}{32} = \frac{(32 \times 5) + 5}{32} }} \\ \\ = { \tt{ \frac{165}{32} }} \\ \\ = { \boxed{ \tt{5.15625}}}\)
Pls help with this question pictured below.
The implicit derivative is given as follows:
dx/dt(x = 4) = 1/12.
How to obtain the implicit derivative?The function in this problem is given as follows:
y = 3x² + 1.
The implicit derivative, relative to the variable t, is given as follows:
dy/dt = 6x dx/dt.
(the derivative of the constant 1 is of zero).
The parameters for this problem are given as follows:
x = 4, dy/dt = 2.
Hence the derivative is obtained as follows:
2 = 6(4) dx/dt
dx/dt = 2/24
dx/dt = 1/12.
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A company is going to make an oil container in the shape of a cylinder. As shown below, the container will have a height of 6m and a diameter of 6m. The container will be made from steel (including its top and bottom). If the steel costs $27 for each square meter, how much will the steel cost in total? If necessary, refer to the list of geometry formulas. For your calculations, do not round any intermediate steps, and use the π button on the ALEKS calculator. Round your answer to the nearest cent
Answer:
The cost of required steel is \(169.56 *27 = 4578.12\) dollars
Step-by-step explanation:
The surface area of cylinder will be equivalent to the area of the steel sheet.
Surface area of cylinder \(= 2\pi rh+2\pi r^2\)
Substituting the given values we get
Surface area of cylinder
\(= 2*3.14*3*6 + 2*3.14 *3^2\\= 169.56\)square meter
Cost of 1 square meter of steel is $27
Then, the cost of required steel is
\(169.56 *27 = 4578.12\) dollars
0) Use the equation a = m-3 to find the value d a when m = 3,what’s the answer ?
a = m - 3
To find the value of a when m = 3, you need to replace m's value into the equation, as follows:
a = 3 - 3
a = 0
ann has some cards beth has 4 more cards than ann catch has 3 times as many cards as beth the total number of cards is 51 how many cards does each of the 3 people have
9514 1404 393
Answer:
Ann 7Beth 11Catch 33Step-by-step explanation:
Let 'a', 'b', 'c' represent the numbers of cards held by Ann, Beth, and Catch.
b = a +4 . . . . . . Beth has 4 more cards than Ann
c = 3b . . . . . . . . Catch has 3 times as many as Beth
a +b +c = 51 . . . . the total number of cards is 51
Substituting for c, we have ...
a +b +3b = 51
a +4b = 51
Substituting for 'b' we have ...
a +4(a +4) = 51
5a +16 = 51 . . . . . . collect terms
5a = 35 . . . . . . . subtract 16
a = 7 . . . . . . . . divide by 5
b = a +4 = 7 +4 = 11
c = 3b = 3(11) = 33
Ann has 7 cards; Beth has 11 cards; Catch has 33 cards.
Consider the line 5x+2y=−4. What is the equation of the line parallel to the given line that passes through the point (−2, 6) in slope-intercept form? Enter your answer by filling in the boxes to complete the equation.
Answer:
y = -5/2x +1
Step-by-step explanation:
You want the slope-intercept form equation for the line through the point (-2, 6) that is parallel to 5x +2y = -4.
Parallel lineThe equation of a parallel line can be the same as the given equation, except for the constant. The new constant can be found by substituting the given point coordinates:
5(-2) +2(6) = c
-10 +12 = c
2 = c
Now we know the equation of the parallel line can be written as ...
5x +2y = 2
Slope-intercept formSolving for y puts this in slope-intercept form:
2y = -5x +2 . . . . . . . . subtract 5x
y = -5/2x +1 . . . . . . . . divide by 2
We don't know what your boxes look like, but we can separate the numbers to make it look like this:
\(\boxed{y=\dfrac{-5}{2}x+1}\)
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PLEASE ANSWER THE QUESTION CORRECTLY, I’LL GIVE YOU BRANLIEST! Please answer my other math questions if you solve this one, thanks.
Answer:
true
Step-by-step explanation:
Select all the expressions equivalent to (4x⁵)(5x⁶).
Step-by-step explanation:
\( = 4 {x}^{5} \times 5 {x}^{6} \)
\( = (4 \times 5) {x}^{5 + 6} \)
\( = 20 {x}^{11} \)
pls help me
!!!!!!!!!!!!!!!!!!!!
its 50.3.2 tags: c c c cc cc c c c c ar c free car no yes show two plus pwe
can someone help me with this?
HELP PLEASEEEEEE IM BEGGING YOUUU (question): Linda is making a line plot of the data below.
11.25, 12.5, 11.25, 14.125, 10.5, 11.25, 12
Which line plot represents the data correctly?
A.
A line plot shows a number line from 10 to 15 in intervals of 0.25. 10.5 has 1 dot. 11.25 has 3 dots. 12 has 1 dot. 12.5 has 1 dot. 14.125 has 1 dot.
B.
A line plot shows a number line from 10 to 15 in intervals of 0.25. 10.5 has 1 dot. 11.25 has 2 dots. 12 has 1 dot. 12.5 has 1 dot. 14.125 has 1 dot.
C.
A line plot shows a number line from 10 to 15 in intervals of 0.25. 10.5 has 1 dot. 11.25 has 3 dots. 12 has 1 dot. 12.5 has 1 dot. 13.75 has 1 dot.
D.
A line plot shows a number line from 10 to 15 in intervals of 0.25. 10.5 has 1 dot. 11.25 has 3 dots. 12 has 1 dot. 14.125 has 1 dot. ( PLEASE ANSWER ASAP) (i already made this question once pls dont get it wrong again) ill give 60 if correct!!
The answer is D ...........
Answer:
the answer is Actually A believe me i did the test
Step-by-step explanation:
What is the simplest form of the number? 16 3/4
SOLUTION
We want to find the simplest form of
\(16^{\frac{3}{4}}\)This becomes
\(\begin{gathered} 16^{\frac{3}{4}} \\ =(\sqrt[4]{16})^3 \\ =2^3=2\times2\times2 \\ =8 \end{gathered}\)Hence the answer is 8.
Note that the denominator of the exponent becomes root and the numerator becomes power
Find the measure of the missing angles
Answer: Y=90, X=39, blank angle=39
Step-by-step explanation:
Since y is a right angle, which is very visible by the square angle thingy, y = 90, and since y + 51 degree angle + x = 180, we can find the value of x, and then find the blank angle. Since y is 90, it is half of the supplementary angle. So since the other half is 51 degree angle + x, x + 51 = 90, so 90 - 51 = 39, so the value of x is 39. and since the blank angle is vertically opposite to x, then the blank angle is also 39!
Sorry if I overexplained.
Can someone help me?
Answer:
Step-by-step explanation:
By substituting the value of \(x\) in the given expressions we can find the value of the expressions,
If the expression is \(x^{5}\),
Substitute the value \(x=2\).
\(x^{5}=2^5\)
\(=2\times 2\times 2\times 2\times 2\)
\(=32\)
By substituting \(x=2\) in the second expression \(8^x\)
\(8^{x}=8^2\)
\(8^2=8\times 8\)
\(=64\)
By substituting \(x=2\) in the third expression \(x^4\)
\(x^4=2^4\)
\(2^4=2\times 2\times 2\times 2\)
\(=16\)
How many minutes are not spent on instructions?
Answer: 1/5
Step-by-step explanation:
Answer:
I'm pretty sure the answer is 48 minutes!
20 x 20 x 20 x 20 × 15 × 15 ×15
Answer:
20 x 20 x 20 x 20 × 15 × 15 ×15 = 540000000
Answer: 540000000
Step-by-step explanation: Please mark
Find the prime factorization of the integer -32
Answer:-32=-2 x -2 x -2 x -2 x -2
Step-by-step explanation:
-32=-2 x -2 x -2 x -2 x -2
Find the length of ST.
The length of ST is 24.
Describe Tangents?In geometry, a tangent is a line that touches a curve at a single point, without crossing over the curve at that point. This point of contact is called the point of tangency.
For example, in a circle, a tangent is a line that intersects the circle at exactly one point. The tangent line is perpendicular to the radius of the circle at the point of tangency.
Tangents are important in geometry because they allow us to find the slope of a curve at a specific point. The slope of the tangent line at a point on a curve is equal to the derivative of the function representing the curve at that point.
To find the length of ST, we need to find the length of SR and add it to the length of RT.
Using the tangent-tangent theorem, we know that RP is perpendicular to RT at point R. Therefore, angle RPT is a right angle.
We can use the Pythagorean theorem to find the length of RT. Let's call the length of RP "a" and the length of PT "b". Then, we have:
a² = (x+6)² + b² (from right triangle PQR)
a² = (2x-9)² + (b+3)² (from right triangle PSR)
Setting these two equations equal to each other, we have:
(x+6)² + b² = (2x-9)² + (b+3)²
Expanding and simplifying, we get:
x² - 24x + 90 = 0
Solving for x using the quadratic formula, we get:
x = (24 ± √(24² - 4190)) / (2*1) = 15 or 6
Since x cannot be negative, we take x = 15.
Now we can use the Pythagorean theorem to find the length of SR:
a² = (2x-9)² + (b+3)²
a² = (2*15-9)² + (b+3)²
a² = 276 + (b+3)²
We also know that SR = 3, so:
3² = (b+3)²
9 = b² + 6b + 9
b² + 6b - 0 = 0
Solving for b using the quadratic formula, we get:
b = (-6 ± √(6² - 410)) / (2*1) = -3 or 0
Since b cannot be negative, we take b = 0.
Therefore, we have:
a² = (x+6)² + b²
a² = (15+6)² + 0²
a² = 441
So, RT = a = √(441) = 21.
Finally, we have:
ST = SR + RT = 3 + 21 = 24.
Therefore, the length of ST is 24.
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Here are the cost of tickets at a cinema venue
Answer:
A=40.8 B=8
Step-by-step explanation:
A Explanation
£7.20*3=£21.6
£9.60*2=£19.2
19.2+21.6=40.8
B Explanation
£9.60*3=£28.8
86.40-28.8=57.6
57.6/7.20=8
If a wheelchair access ramp has to have an angle of elevation no more than 4.8 degrees and it has to rise 18 inches above the ground, how long must the ramp be?
The wheelchair access ramp must be 216.09 inches long.
To find the length of the wheelchair access ramp, we can use trigonometry.
The tangent function relates the angle of elevation to the ratio of the opposite side (height) to the adjacent side (length of the ramp).
Let's denote the length of the ramp as "x".
The height of the ramp is given as 18 inches.
Using the tangent function:
tan(angle of elevation) = height/length of the ramp
tan(4.8 degrees) = 18/x
To solve for x, we can rearrange the equation:
x = 18 / tan(4.8 degrees)
Using a calculator to evaluate the tangent of 4.8 degrees:
x = 18 / 0.08331
x= 216.09
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2x-y=-22
y=7x+67
Help me it might be simple but I need an explanation
The solution to the system of linear equations,
2x - y = - 22 and - 7x + y = 67 is x = - 9 and y = 4.
What are the three types of solutions for a system of linear equations?If a system of equations only contains two linear equations with two variables, the system's equation can be graphed, the graph will have two straight lines, and the intersection point(s) of those lines will be the system's solution.
Given, Two linear equations 2x - y = 22 and y = 7x + 67 in two variable 'x' and 'y'.
Arranging the equation in a similar pattern we have,
2x - y = - 22 and - 7x + y = 67.
Now, Adding these two equations +y and -y will cancel out,
So, We have - 5x = 45.
x = - 9, and 2(-9) - y = - 22 ⇒ y = 4.
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Find the midpoint of and label it D. Find the midpoint of and label it E. Record the coordinates of points D and E. When you’re through, draw .
Answer:
The coordinates of the midpoints are D(1.5, 2.5) and E(3.5, 2.5).
Step-by-step explanation: