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If f(x)=2x+1 and g(x)=x-3, find f(g(f(x)))
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If f(x)=2x+1 and g(x)=x-3, find f(g(f(x)))

User Nick Schroeder
by
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2 Answers

2 votes

Answer:


g(f(x)) = (2x + 1) - 3 \\ = 2x + 1 - 3 \\ = 2x - 2 \\ \\ f(g(f(x))) = 2(2x - 2) + 1 \\ = 4x - 4 + 1 \\ = 4x - 3

I hope I helped you^_^

User Nikhil Parmar
by
3.3k points
6 votes
f( g( f(x) ) ) = f( g( 2x+1 ) )

= f( 2x+1 -3 )

= f( 2x-2 )

= 2(2x-2) +1

= 4x -4 + 1

= 4x -3
User Maxi Schvindt
by
3.4k points
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