Suppose y = √2x + 1, where x and y are functions of t. (a) If dx/dt = 9, find dy/dt when x = 4. dy X dt = (b) If dy/dt = 3, find dx/dt when x = 40. dx = dt

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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question 4 hw 3.9

Suppose y = √2x + 1, where x and y are functions of t.
(a) If dx/dt = 9, find dy/dt when x = 4.
dy
X
dt
=
(b) If dy/dt = 3, find dx/dt when x = 40.
dx =
dt
Transcribed Image Text:Suppose y = √2x + 1, where x and y are functions of t. (a) If dx/dt = 9, find dy/dt when x = 4. dy X dt = (b) If dy/dt = 3, find dx/dt when x = 40. dx = dt
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