Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = (-2x + 7)5
A. y = 5u + 7; u = x5; 
= -10x4
B. y = u5; u = -2x + 7; 
= 5(-2x + 7)4
C. y = u5; u = -2x + 7; 
= -2(-2x + 7)5
D. y = u5; u = -2x + 7; 
= -10(-2x + 7)4
Answer: D
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