Which expression is equivalent to 36 + 81?
9(27 + 72)
9(27 + 81)
9(4 + 81)
9(4 + 9)

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.

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?