What is the output of $x^{2} + 3 x + 5$ , where $x = 3 ?$

21

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22

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23

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None of the above

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Solution

The correct option is C $23$
Given that:
$x^{2} + 3 x + 5 :$

Substituting, $x = 3 w e g e t,$

or $(3)^{2} + 3 \times 3 + 5 = 9 + 9 + 5 = 23$

$∴ x^{2} + 3 x + 5$ is $23$

Suggest Corrections

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x^{2} + 3 x + 5

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