Question

What is the value of (fog) (-5)

f(x) = 2x+1

g(x) =x^2



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Answer 1

$f(x)=2x+1,\ g(x)=x^2\\\\(f\circ g)(x)=2(x^2)+1=2x^2+1\\\\(f\circ g)(-5)=2(-5)^2+1=2(25)+1=50+1=51$