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10. Relations and Functions - Parte 1 di 2!

10. Relations and Functions / Composition of Functions / Problema 11

Problema 11

Given $f (x) = 2 x + 1$ and $g (x) = x^{2} - x$ , find $(f \circ g) (x)$ .

A

$x^{2} - x + 1$

B

$2 x^{2} - 2 x + 1$

C

$2 x^{3} + x - 1$

D

$4 x^{2} - 4 x + 2$