Question: (a) Express dw/dt as a function of t, both by using the Chain Rule and by expressing w in terms of t and differentiating directly

(a) Express dw/dt as a function of t, both by using the Chain Rule and by expressing w in terms of t and differentiating directly with respect to t. Then 


(b) Evaluate dw/dt at the given value of t.W = In (x + y + z), x = cost, y

W = In (x + y + z), x = cost, y = sin t, t = 3 z = 4t:

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a We can use the Chain Rule to express dwdt as follows dwdt wx dxdt wy dydt wz dzdt To use this form... View full answer

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