Answer:
the answer is A
Step-by-step explanation:
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edg21
12v + 8
hope it helps...!!!
A.
x2 - 3x - 10. = 0
x2 + 2x - 5x - 10 = 0
(x2 + 2x) (-5x - 10) = 0
x (x + 2) - 5 (x + 2) = 0
(x - 5) (x + 2) = 0
x - 5 = 0 x + 2 = 0
x = 5 or x = - 2.
f-1 (1/2) =2, f-1(8) = 6
i did it on edge