Point D has coordinates (4, 1). What are the coordinates of Rx = 2(D)?

Answers

Answer 1

Answer:

The coordinates of Rₓ = [tex]2^{(D)}[/tex] = D'(0, 1)

Step-by-step explanation:

As given, D = (4, 1)

Now,

The coordinates of Rₓ = [tex]2^{(D)}[/tex] = D'(0, 1)


Related Questions

If triangle DEF is dilated by a scale factor of 1/2 with center of dilation at the origin
(0,0), what is the x-coordinate of E'?
Please help 20 points

Answers

Answer:

(4,2)

Step-by-step explanation:

I am not able to see your screen well but these are the points that I saw in the beginning for E. 8,4. Your x value is either left or right and your y value is up and down. I saw 8 units right and 4 u it's up. Now your scale factor is 1/2. Remember if the scale factor is less than one the figure reduces. Our rule for dilations is (x,y) → (kx,ky). The scale factor is represented by K. Since your scale factor is 1/2 we know our triangle will reduce. Let's plug 1/2 in our x and y valued.

So E is (8,4). 8*1/2 is 4 and 4* 1/2 is 2. Are new points are E' (4,2).

please help i'm horrible at math ajdbvkdfjgvnfjglbdfg

Answers

Answer:

-29/3 i think

Step-by-step explanation:

12.7
4. Mariana compró 46 pies de listón azul, para hacer adornos navideños, ¿cuántos
centímetros de listón tiene? (1 pie=0.3048 m)
1
3
14​

Answers

Answer:

3500cmnjdkslkrkdjdsllwldkkdkrkfjfrkrk

It says solve for the variable can you help me

Answers

Answer:

X=37

Step-by-step explanation:

Add 4x+2 and 30 it equals to 180. Then you get x.

X=37 I agree with the other person

Which formula is created by completing the square of the equation ax2+bx+c=0?




Complete Square Equation


Point-Slope Form



Quadratic Equation



Slope Formula

Answers

Quadratic equation is the correct answer since there are 2 x-terms which is the first where ax^2 and then bx which leaves a constant.

-9 + 5y - 7y + 3y = ?

Answers

Answer:

-9 + y

Step-by-step explanation:

For this problem, you have to combine like terms.

-9 is the only number that doesn't have a variable.

5y, -7y, 3y have all the the same variables, so we'll combine those.

5y - 7y = -2y

-2y + 3y = 1y

Solution: -9 + y

Fwam answered 142 questions correctly on his multiple choice science final that had
a total of 200 problems. What percentage of questions did Fwam answer correctly on
the final exam?

Answers

Answer:

71%

Step-by-step explanation:

Percentage Chart

X is what percent of 200?142 is71% of 200143.26 is71.63% of 200144.64 is72.32% of 200146.02 is73.01% of 200

Need help on this... First one to answer this correctly, I will give you a BRANLIST​

Answers

Answer:

wheres the problem?

Step-by-step explanation:

the function 8x^2-9x-148x 2 −9x−14 divided by x-2x−2

Answers

Answer:

8x + 7

Step-by-step explanation:

8x² - 9x - 14  divided by x - 2

(8x² - 9x - 14)/(x - 2)(8x² - 16x + 7x - 14)/(x - 2)=(8x(x - 2) + 7(x - 2))/(x - 2) =8x(x - 2)/(x - 2) + 7(x - 2)/(x - 2) =8x + 7

The ratio of male to female players in Belfort Tennis Club is 3 : 5.
The club has a total of 240 players.
In the mixed doubles one male player partners one female player.

How many female players will not have a male partner?

Answers

There are 3x males and 5x females.
3x+5x =240
x = 30
males = 3x = 90
Females = 5x = 150
150-90 = 60 females without partner

Marlene purchased 20 stamps at the post office for $8.40. What is the cost of one stamp?

Answers

Answer:

they were .42¢ a piece I think this is right

The cost of one stamp will be $0.42.

What is Division method?

Division method is used to distributing a group of things into equal parts. Division is just opposite of multiplications. For example, dividing 20 by 2 means splitting 20 into 2 equal groups of 10.

Given that;

Marlene purchased 20 stamps at the post office for $8.40.

Now,

Since, The cost of 20 stamps = $8.40

Hence, The cost of 1 stamp = $8.40 / 20

                                          = $0.42

Thus, The cost of 1 stamp = $0.42

Learn more about the divide visit:

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Solve the inequality. HELPPP ME PLZZ
3/4x − 2/3 ≤ 5/6

Choose the solution that is graphed on this number line.

A. x < 2
B. x > 2
C. x ≤ 2
D. x ≥ 2

Answers

c

Step-by-step explanation:

if you look at the graph, if there is a closed circle, that means x can be equal to whatever number the circle is on. if the circle is open, that means you don't include that number, which is in this case two. a closed circle means that x can be equal to 2. since the arrow is going from 2 to the left, x can be anything from two to any real numbers to the left. therefore, since to the left goes to numbers smaller than 2, x can either be equal to or less than two.

The solution of the inequality 3/4 x - 2/3 ≤ 5/6 which is graphed on given number line is x ≤ 2.

Here inequality is given as;

3/4 x - 2/3 ≤ 5/6

What is inequality?

A statement of an order relationship; less than, greater than, greater than or equal to, less than or equal to, between two algebraic expression is known as inequality.

Now,

3/4 x - 2/3 ≤ 5/6

3/4 x - 2/3 + 2/3 ≤ 5/6 + 2/3

3/4 x ≤ 7/3

Now multiply both side by 4/3;

[tex]\frac{3}{4} x *\frac{4}{3} \leq \frac{7}{3} *\frac{4}{3} \\x\leq \frac{28}{9} \\x\leq 3.11\\[/tex]

Hence, The solution of the inequality 3/4 x - 2/3 ≤ 5/6 which is graphed on given number line is x ≤ 2.

Learn more about the Inequality visit:

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plz answer all of them

Answers

Answer:

ace

Step-by-step explanation:

Answer:

See attached

Step-by-step explanation:

Solution in the picture

34 < 5x + 9 < 44
Inequality

Answers

Answer:

5 < x < 7

Step-by-step explanation:

- Move all terms not containing  x  from the center section of the inequality.

25  <  5 x  <  35

- Divide each term in the inequality by  5 .

5 < 1x < 7

5 < x < 7

i hope this helps :)

Rewrite the function by completing the square.
f(x) = x^2 – 8x – 2

Answers

Answer:

[tex](x-4)^2-18[/tex]

Step-by-step explanation:

[tex](x^2-8x-2)\\= (x^2-8x+16)-18\\= (x - 4)^2 - 18[/tex]

Answer:

-4 and -8 (Khan)

An object travels 60 miles in 1/2 hour. How many miles does the object
travel in 6 hours

Answers

Answer:

720

Step-by-step explanation:

Answer:

720

Step-by-step explanation:

There are two 1/2 miles in a mile. this means there are 12 half miles in 6 miles. So take 60*12 to get 720.

Brenda wants to attach a string of beads along the circular bottom edge of the lampshade shown
below. The diameter of the bottom of the lampshade is 16 centimeters.
About how many centimeters long should Brenda make the string of beads?

Answers

Answer:

its 50

Step-by-step explanation:

if y varies direckly as x and y =12 when x = 4, find y when x = 12.​

Answers

When x=12, y=36. I’m pretty sure that this is the answer

Please help.
Algebra.

Answers

Answer: The Answer is (A)

Step-by-step explanation: Have a brilliant day mate! - Lily ^-^

MATH, HELP ASAP
TWO STEP EQUATIONS
What is three times the sum of a number and five times the number is thirty six what is the number

Answers

Answer: 3(n+5n) = 36  n = 2

Step-by-step explanation:

Distribute 3: 3n+ 15n = 36

Add the coefficient of variable: 18n= 36

Divide by 18 on both sides: n = 2

WILL GIVE BRAINLIEST AND 20 POINTS!
To prevent fraying, a binding is attached to the outside of a circular rug whose radius is 3 ft. If the binding costs $1.35 per foot, find the cost of the binding. Use 3.14 for . (Round your answer to the nearest cent.)
$

Answers

Answer:

$4.71

Step-by-step explanation:

you would multiply the radius times pi (you would get 6.42 ft) and then divide that by 1.35 (simplifying it to 642 divided by 135 and you would then get 4.706...)which rounds to the answer

a lesson starts at 2:30 it lasts for 55 minutes. when does the lesson end

Answers

Answer:

it ends in 3:25

Step-by-step explanation:

2:30+0:30=3:00

55-30=25

3:00+0:25=3:25

3:25

Please help me with this

Answers

Put one point at -10,6 and another at 6,-10

The sinusoidal function f(x)=33sin(7x−π12)+33 models the height, in centimeters, that a valve stem of the a tire is above ground x seconds after the tire begins to rotate.

How long does it take the valve stem to complete one revolution?

Answers

Answer:

0.90 seconds

Step-by-step explanation:

We will see that one complete revolution takes (2π/7) seconds.

How long does it take the valve stem to complete one revolution?

Here we have the function:

f(x) = 33sin(7x−π/12) + 33

The time needed to do a full revolution is given by the period of the function.

Remember that:

sin(x) = sin(x + 2π).

Then:

sin(7x−π/12) = sin(7*(x + T) −π/12)

Then we must have:

2π = 7*T

Where T is the period.

Solving for T, we have:

2π/7 = T

This means that one complete revolution takes (2π/7) seconds.

If you want to learn more about sine functions, you can read:

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11 The table below shows the amount of a decaying
radioactive substance that remained for selected
years after 1990.
0
2
5
9
14
17
19
Years After 1990 (X)
Amount (9)
750
451
219
84
25
12
8
Write an exponential regression equation for this
set of data, rounding all values to the nearest
x thousandth. Using this equation, determine the
amount of the substance that remained in 2002, to
the nearest integer.

Answers

9 because 7x8 is one 29 so 8

help please! im really confused and stuck

Answers

To find the area of a circle, use the following formula; A = πr^2

The radius of a circle is half the diameter.

So;


4.) 18/2 = 9

Radius = 9


(3.14)9^2

9(9) = 81(3.14)

254.34 is the area of figure #4.


5.) 12/2 = 6

A = (3.14)(6)^2

A = (3.14)(36)

113.04(2) Because there are two pizzas.

226.08



Number 4 gives the most amount of pizza. So, one 18 in. pizza.

look yall i got 10 math questions if you get all ten right brainlliest so if yall could help a man out here it would be great
here they are

1.)Which of the following best describes the squaring property of equality?
A.
if a=b,then [tex]a^{2} =b^{2}[/tex]
B
if [tex]a\leq b then a^{2} \leq b^{2}[/tex]
C
[tex]if a\geq b then a^{2} \geq b^{2}[/tex]
D
[tex]if a \neq b then a^{2} \neq b^{2}[/tex]

2.)Solve for x.
[tex]\sqrt{x-2} =9[/tex]
A.
11
B.
20
C.
83
D
no solution

3.)The length of a side of a square is [tex]\sqrt{x^{2}-4 }[/tex] If the area of the square is 12, find x.
A.
16
B.
4
C.
12
D.
[tex]\sqrt{148}[/tex]

4).Solve for x.
[tex]5x^{2} +3=-122[/tex]

A.
no solution
B.
–5
C.
±5
D.
±25

5.)solve for x[tex]x^{2} +5=30[/tex]

A.
±25
B.
[tex]\sqrt{35}[/tex]
C.
±5
D.
no real solutions
6.)The acceleration of an object can be described by the equation[tex]a=\frac{2d}{t²} where a is acceleration, d is the distance, and t is time. Suppose an object accelerates for a distance of 15 meters. Which of the following equations relates the time to the acceleration?
A.
[tex]t=\sqrt{\frac{a}{30} }[/tex]
B.
[tex]t=\sqrt{\frac{a}{15} }[/tex]
C.
[tex]t=\sqrt{\frac{30}{a} }[/tex]
D.
[tex]t=2\sqrt{\frac{30}{a} }[/tex]

7.)The acceleration of an object can be described by the equation [tex]a=\sqrt{\frac{2d}{t²} }[/tex] , where a is acceleration, d is the distance, and t is time. Suppose an object accelerates at a rate of 5 meters per second squared. Which of the following equations relates the time of the acceleration to the distance?
A.
[tex]t=\sqrt{10d}[/tex]
B.
[tex]t=\sqrt{2d}[/tex]
C.
[tex]t=\sqrt{\frac{5d}{2} }[/tex]
D.
[tex]t=\sqrt{\frac{2d}{5} }[/tex]

8.)Solve for x [tex]\sqrt{2x+8}=2[/tex]

A.
2
B.
–3
C.
–2
D.
no solution

9.)Solve for x:[tex]\sqrt{3x-2}=2[/tex]

A.
2
B.
[tex]-\frac{2}{3}[/tex]
C.
–2
D.
no solution

10.)What is the first step to solve the equation [tex]x^{2} -3=15[/tex]
A.
Take the square root of [tex]x^{2}[/tex], 3, and 15.
B.
Square 15.
C.
Add 3 to both sides of the equation.
D.
Add 1 to both sides of the equation.

can yall help a brother out im in deep sh|t if i dont pass so if your gunna do it do it right thank yall for helpen me out oh and i already tried to look em up so that dont work

Answers

Answer:

number 2. is A I think number 8. is -2 or 2 it might be between those two

Step-by-step explanation:

2.explanation: 11-2=9

sorry but that's all i know i'm only in middle school  

Answer:

number 2. is A I think number 8. is -2 or 2 it might be between those two  

2.explanation: 11-2=9

Step-by-step explanation:

Noah already has $10.50, and he earns $3 each time he runs an errand for
his neighbor. Noah wants to know how many errands he needs to run to
have at least $30.*
what is the inequality?

Answers

Answer:

3e + 10.50 ≥ 30

Step-by-step explanation:

Find f^-1(x) where
f(x) = 3x + 2 / x

Answers

Answer:

denoted interchange solve

Step-by-step explanation:

y= (2-x)/3 Let f(x) be denoted by y, thus y= -3x+2 Now interchange x and y, it becomes x= -3y+2 Solve for y, y= (2-x)/3 This is f^(-1) x

WORTH 67 PTS!! I WILL GIVE BRAIBLIEST!
Write an expression that is equivalent to
3/4a + 2/3 - 1/2a - 1/3 + 1/2a

3/4a + 2/3 - 1/2a - 1/3 + 1/2a
= _a + _


Answers

Answer:

7/4a + 1/3

1 3/4a + 1/3

Step-by-step explanation:

Answer:

1 3/4AN + 1/3

Step-by-step explanation:

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