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Calculus

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If f(x)=sqrt(14x)

a)find f' (x)

b) find f'(4)

  • Calculus - ,

    f(x) = (14x)^(1/2)

    f ' (x) = (1/2)(14x)^(-1/2) (14)
    = 7/√(14x)

    f ' (4) = 7/√(56) or 7/(2√14)

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