PLEASE HELP, MARKING!

LOOK AT IMAGINE ABOVE^^

Answer this question! 30 points and brainliest! only if you know the answer.

The rectangle on the right is the image of the rectangle on the left. what transformation would result in this image? reflection rotation translation dilation

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.