If the function f(x)=log_(2x) x^2 is given, what is f′(4)?

Abdiel Mays 2022-11-21 Answered
If the function f ( x ) = log 2 x x 2 is given, what is f ( 4 )?
I tried to use the formula for derivative of logarithm but here the base is 2x, so it made me confused.
Note that the answer is 1 / ( 18 ln 2 )
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Answers (1)

Faith Wise
Answered 2022-11-22 Author has 17 answers
Hint:
Note that:
log b a = ln a ln b
Now you can use the formula for the derivative of a fraction.
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