Mathematics, 15.12.2020 19:40 kimmy6973

Functions w, x, and y are differentiable with respect to time and are related by the equation w = ry. If x is decreasing at a constant rate of 1 unit per minute and y is increasing at a constant rate of 4 units per minute, at
what rate is w changing with respect to time when x = 6 and y 202
(A) -384 (B) -240 (C) 96
(D) 276 (E) 384

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