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If y = x^2-2x and u=2x+1, then (dy/du) =

+2
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  1. 29 May, 07:09
    0
    given:

    y = x^2-2x

    u=2x+1

    y = x^2 - 2

    dy/dx = 2x

    u = 2x + 1

    du/dx = 2

    dx/du = 1/2

    dy/du = dy/dx * dx/du

    dy/du = 3x * 1/2

    dy/du = 3x/2

    Answer: dy/du = 3x/2
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