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If f(x)=x5+x−18f ( x ) = \sqrt [ 5 ] { x } + x ^ { - 18 }

Question 91

Multiple Choice

If f(x) =x5+x−18f ( x ) = \sqrt [ 5 ] { x } + x ^ { - 18 } , find f′(1) f ^ { \prime } ( 1 )


A) 15\frac { 1 } { 5 }

B) 25\frac { 2 } { 5 }
C) −85- \frac { 8 } { 5 }
D) −25- \frac { 2 } { 5 }
E) −15- \frac { 1 } { 5 }
F) 45\frac { 4 } { 5 }

G) 85\frac { 8 } { 5 }

H) −45- \frac { 4 } { 5 }

Correct Answer:

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