What is the instantaneous rate of change for g(x) = x^2 − x + 4 when x=-7?
1 Answer
Jan 2, 2016
Explanation:
Find
Use the power rule:
g'(x)=2x^(2-1)-1x^(1-1)+0(4x^(0-1))
g'(x)=2x-1
Again, find the instantaneous rate of change by computing
g'(-7)=2(-7)-1=-14-1=-15
