Let g(x)=x^3+2x-5. By the Mean Value Theorem for Derivatives, there must a number c in (-1,2) such that g'(c) equals which value?
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Answer:
E. 5
Step-by-step explanation:
g(2) = 2³ + 2(2) - 5 = 7
g(-1) = (-1)³ + 2(-1) - 5 = -8
(-8 - 7)/(-1 - 2)
-15/-3
= 5