Question
Asked Oct 28, 2019

Find f "(x).

f(x) = x/x^2 -1
 
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Expert Answer

Step 1

Find f’’(x)

x
f(x)
-1
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x f(x) -1

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Step 2

ApplyQuotient...

f(x)
f'(8)-8'()
Quotient Rule:
g
d
d
(x-1) () )
f'(x)
(x-1)
(x -1)x1-x(2x)
(x-1)
x2 -1-2x2
(x-1
-x2-
(x-1)
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f(x) f'(8)-8'() Quotient Rule: g d d (x-1) () ) f'(x) (x-1) (x -1)x1-x(2x) (x-1) x2 -1-2x2 (x-1 -x2- (x-1)

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Tagged in

Math

Calculus

Derivative

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