Algebraic expressions for five less three times the length l

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25