C3 differentiation Watch

Scholesey
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#1
Report Thread starter 12 years ago
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Q. Given that y = 1 / (4x + 1)^2 find value of dy/dx at (1/4,1/4)

help with method apreciated, cheers.
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henryt
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#2
Report 12 years ago
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y=(4x+1)^-2, differentiate using chain rule, and then plug in the x value to find dy/dx - the y value doesn't matter!
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CalculusMan
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y = (4x + 1)^-2

Differentiate this. Subsititue x = 1/4
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