Question
Asked Sep 27, 2019
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Find an equation of the tangent line to the graph of f(x)

f(x) = 1/√5x at x = 9. 

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Expert Answer

Step 1

Given equation of curve

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1 f(x)5x

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Step 2

At x=9, the y co-ordinate is

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1 f9)95 So point is 1 P 9, '9/5

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Step 3

Now slope of tangent lin...

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1 -1 y'= -1 (y')= 5(0* -1 (y');= 815 -1 815

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Calculus

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