What is the sum of the coefficients of $x^{2}$ in the polynomials

$p (x) = x^{2} + 2 x + 1$
$q (x) = 3 x^{2} + 4 x + 2$ ?

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Solution

The correct option is B 4
Coefficient of $x^{2}$ in $p (x)$ is 1.
Coefficient of $x^{2}$ in $q (x)$ is 3.

Sum of the coefficients of $x^{2}$ is 1 + 3 = 4

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