-8a^2+40a=
this is a factoring question

Which of the following is the formula for the sequence graphed below

What is the measure of ac? 5 units 13 units 26 units 39 units

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above