< For y = 174√√x, find dy, given x = 9 and Ax = dx = -0.14. dy = (Simplify your answer.)

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A: To be explained : Calculation of slope of Secant line

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A: As per Bartleby guidelines we only give first question answers. Please repost for other parts.

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A: We will find the required.

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A: This question can be solved using the concept of differentiation of implicit and explicit function

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Q: (a) If f(x) = (x³ − 7x + 11)(x² + 6), compute f'(1). f'(1) (b) If g(x) = = x³ - 7x + 11, compute g…

A: See this solution in below.

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Q: 10. Solve uxx + Uxt-20utt = 0, u(x, 0) = (x), u₁(x, 0) = (x).

A: Factor the operator as we did for the wave equation

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