What are the factors of x2 + 3x – 4?
O
(x + 4) and (x – 4)
(X + 3) and (x – 4)
(x + 4) and (x - 1)
(x + 3) and (x – 1)

( x+4) ( x-1)

Step-by-step explanation:

x^2 + 3x – 4

What two numbers multiply to -4 and add to 3

4 * -1 = -4

4+-1 = 3

( x+4) ( x-1)

b

step-by-step explanation:

calculate the scale factor as the ratio of corresponding sides, image to original, that is

scale factor = = = = 1

yo

step-by-step explanation:

yo