Asked by Veronica
Find the derivative: h(x)=7x/sqrt(5-2x)
Using the chain rule...I figured out my previous post.
Using the chain rule...I figured out my previous post.
Answers
Answered by
drwls
h(x) = 7x *(5-2x)^-1/2
dh/dx = 7 (5-2x)^-1/2
+ (7x)d/dx(5-2x)^-1/2
Use the chain rule on the second term
d/dx(5-2x)^-1/2 = (-1/2)(-2)(5-2x)^-3/2
= (5-2x)^-3/2
dh/dx = 7 (5-2x)^-1/2
+ (7x)d/dx(5-2x)^-1/2
Use the chain rule on the second term
d/dx(5-2x)^-1/2 = (-1/2)(-2)(5-2x)^-3/2
= (5-2x)^-3/2
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