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Find f'(x)?

If f(x)=(x^2+1)^x, find f'(x).
 
 

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Jim S. | Physics (and math) are fun, reallyPhysics (and math) are fun, really
4.7 4.7 (141 lesson ratings) (141)
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Hint if f(x)=(x2 +1)x then the ln(f(x))= xln(x2 +1) differentiate both sides with respect to x.
 
d/dx(f)= (1/f) df/dx=d/dx(xln(x2 +1)) use the product rule on the right hand side and then solve for df/dx
 
Regards
Jim

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