If f(x)=2 x^2+3, g(x)=5 x-2, then findgog - Vidyadip

Question

If $f(x)=2 x^2+3, g(x)=5 x-2$, then findgog

✓

Answer

$(g \circ g)(x)=g(g(x))$
$=g(5 x-2)$
$=5(5 x-2)-2$
$=25 x-12 $

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