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3 years ago

What is the image of (3, -12) after a dilation by a scale factor of į centered at the origin?

Mathematics

1 answer:

Verizon [17]3 years ago

5 0

Answer:

9 is. ................m.m..mk

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What is the measure of Angle15?

marissa [1.9K]

Answer:

D. mAngle15 = 97°

explanation:

Just took the test :) good luck!

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3 years ago

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Elena finds that the area of a house on a scale drawing is 25 square inches the actual area of the house is 2025 ft what is the

ElenaW [278]

Answer:

81 is the scale of drawing.

Step-by-step explanation:

Area of the house in drawing = A =

Let the factor by which scaling is present in the drawing be s.

Area of the house in reality = A' =

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3 years ago

Solve 2r ≤ 3(2r - 7)

riadik2000 [5.3K]

2r ≤ 3(2r - 7)
2r ≤ 6r - 21
21 ≤ 6r - 2r
21 ≤ 4r
21/4 ≤ r
r $\geq$ 21/4
r $\geq$ 5.25

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3 years ago

Simplifying rational expressions

Sonbull [250]

1. $\frac{(c + 8)(c - 8)}{(c - 8)(c + 3)}_,_$
   $\frac{c + 8}{c + 3}_,_$

2. $\frac{n^{2} + 4n - 12}{n^{2} + 2n - 8}_,_$
   $\frac{n^{2} + 6n - 2n - 12}{n^{2} + 4n - 2n - 8}_,_$
   $\frac{n(n) + n(6) - 2(n) - 2(6)}{n(n) + n(4) - 2(n) - 2(4)}_,_$
   $\frac{n(n + 6) - 2(n + 6)}{n(n + 4) - 2(n + 4)}_,_$
   $\frac{(n - 2)(n + 6)}{(n - 2)(n + 4)}_,_$
   $\frac{n + 6}{n + 4}_,_$

3. $\frac{42x^{2}y^{3}}{28x^{3}y}_,_$
   $\frac{3y^{2}}{2x}_,_$

4. $\frac{m^{2} - 3m - 10}{m - 5}_,_$
   $\frac{m^{2} - 5m + 2m - 10}{m - 5}_,_$
   $\frac{m(m) - m(5) + 2(m) - 2(5)}{m - 5}_,_$
   $\frac{m(m - 5) + 2(m - 5)}{m - 5}_,_$
   $\frac{(m + 2)(m - 5)}{m - 5}_,_$
   $m + 2_,_$

3 0

3 years ago

Evaluate 2(x - 4) + 3x - x2 for x = 2. O A. -6 O B. -2 O C. 6 O D. 2

Olenka [21]

Answer:

B. -2

Step-by-step explanation:

2(x - 4) + 3x - x2

2(2 - 4) + 3(2) - (2)2

2(-2) + 6 - 4

-4 + 6 - 4

-8 + 6

-2

8 0

4 years ago