#### Answer

18

#### Work Step by Step

Given $x^{2}$ + 9, x = 3
Now put the value of x =3 in the given expression.
= $3^{2}$ + 9
= 9+9
=18

Published by
Pearson

ISBN 10:
0321867327

ISBN 13:
978-0-32186-732-2

18

Given $x^{2}$ + 9, x = 3
Now put the value of x =3 in the given expression.
= $3^{2}$ + 9
= 9+9
=18

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