Compute (a) Δ y and (b) dy for the given values of x and dx=Δx y=9−x^2, x=−2 ,Δx=.4

QUESTION POSTED AT 02/06/2020 - 01:29 AM

Answered by admin AT 02/06/2020 - 01:29 AM

Y=9-x^2
x=-2, Δx=0.4

y'=-2x
Δy=-2x Δx=-2(-2) (0.4) = 4(0.4)=1.6


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