What is the instantaneous rate of change of #f(x)=(x-1)^2-4x# at #x=1#?
1 Answer
May 3, 2016
Instantaneous rate of change f'(1) =-4
Explanation:
Instantaneous rate would be given by f'(x) at x=1
f'(x)= 2(x-1)-4
At x=1, f'(1) =-4
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