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Let y=4x^2 find the differential dy when x=5 and dx=0.4
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Let y=4x^2 find the differential dy when x=5 and dx=0.4

User Windmaomao
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1 Answer

3 votes
dy=y'*dx
=8x*dx
=8(5)*0.4
=40*0.4
=16
User Visitor
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