Write the function in the form y = f(u) and u = g(x). Then find dy/dx as a function of x.y = 
7
A. y = u7; u = 4x2 - 
- x; 
= 7
6
B. y = 4u2 - 
- u; u = x7; 
= 8x14 - 
- x7
C. y = u7; u = 4x2 - 
- x; 
= 7
6
D. y = u7; u = 4x2 - 
- x; 
= 7
6
Answer: A
Mathematics
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