Inactive Tutor answered • 03/10/21
Tutor
New to Wyzant
Find dy/dx at x = 3.
dy/dx = 4x + 3
When x= 3, dy/dx = 4(3) + 3 = 15
dy/dx = 15.
Plug in 0.4 for dx and solve for dy.
dy /(0.4) = 15
dy = 6
Lily E.
asked • 03/10/21calc delta y help
Let y=2x2+3x+3. If Δx=0.4 at x=3, use linear approximation to estimate Δy
please help!
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