Find  by using the Chain Rule. Express your final answer in terms of t.w =x2 + xy + y2, x = e4t, y = t

A. 8e8t + (4t + 1)e4t + 2t
B. 4e8t + (4t + 1)e4t + 8t
C. 8e8t - 4te4t + 2t
D. 4e8t + (4t + 1)e4t + 2t


Answer: A

Mathematics

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