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Zeroes of a Polynomial

If fx = x2 ...

Question

If $f (x) = x^{2} - x$ and $g (x) = 3 x + 2$ , what is $g (f (1)) - 2$ ?

A

0

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B

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C

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D

3

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E

18

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Solution

The correct option is A $0$
Given: $f (x) = x^{2} - x, g (x) = 3 x + 2$
$g (f (1)) - 2 = ?$
So, $f (1) = (1)^{2} - 1 = 0$
$g (0) = 3 (0) + 2 = 2$
Therefore, $g (f (1)) - 2 = 2 - 2 = 0$

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