# math

f(x) = 7 ln x; estimate f '(4)

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3. 👁 122
1. 9.70

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2. thanks

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3. Master is incorrect

f(x) = 7 ln x

f' = 7/x
f'(4) = 7/4

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4. thank u helper ur right
can u help with this
q(p) =
2.5
p
+ 3.2; q'(5)

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When you see list of resultc click on:

Calc101com Automatic Calculus,Linear Algebra and Polynomiasls
When page be open clik option: derivatives

7ln[x]

and click options DO IT

You will see solution step-by-step

By the way on this site you can practice any kind of derivation.

f'(x)=7/x

f'(4)=7/4=1.75

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6. thanks

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