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anonymous
 5 years ago
how do i find the derivative of this using the chain rule please help somebody\[F(x)=x \sqrt{x ^{2}+1}\]
anonymous
 5 years ago
how do i find the derivative of this using the chain rule please help somebody\[F(x)=x \sqrt{x ^{2}+1}\]

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bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0Okay first throw the x into the sqrt.

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0F(x) = sqrt(x^4 + x^2)

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0Or F(x) = (x^4+x^2)^(1/2)

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0Now take the derivative: F'(x) = (1/2) * (x^4 + x^2 )^(1/2) * (4x^3 + 2x)

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0\[f'(x) = (4x^3+2x)/(2\sqrt(x^4+x^2))\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0can u please explain the part when u threw the x into the square root

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0okay x is the same as \[\sqrt{x^2}\]

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0so to put it inside the sqrt, multiply everything inside by x^2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok great thank u soo much appreciate the help :)

bahrom7893
 5 years ago
Best ResponseYou've already chosen the best response.0Can you click on Become a fan next to my name, please! Thanks =)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0can i ask u another question lol ?
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