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Find the average rate of change of g(x)=-2x^3-5 from x=-4 to x=1

User Ytur
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2 votes

Answer:

26

Explanation:

We have the average rate of change on the interval [a,b] as

f(b)-f(a)/(b-a)

b = 1 and a = -4

f(b) = f(1) = -2(1)^3 -5 = -2-5 = -7

f(a) = f(-4) = -2(-4)^3 -5 = 128 -5 = 123

so we have;

(123 + 7)/(1+4) = 130/5 = 26

User Robert Filter
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