[SOLVED] Suppose y = √2x + 1, where x and

Suppose y = √2x + 1, where x and y are functions of t.
(a). If dx/dt = 3, find dy/dt when x = 4.
(b). If dy/dt = 5, find dx/dt when x = 12.

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Question: Suppose y = √2x + 1, where x and