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The functions f and g are defined on the set, R, of real num...

The functions f and g are defined on the set, R, of real numbers by f:xx2x6 and g:xx1. Find fg(3)

A.

-8

B.

-6

C.

-4

D.

-3

Correct answer is C

f:xx2x6; g:xx1

g(3)=31=2

f(g(3))=f(2)=2226=426=4