Find the co-efficient of $a^{0}$ in the expression $a^{2} + 3 a + 2$ .

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Solution

Given the expression is $a^{2} + 3 a + 2$ = $a^{2} + 3 a + 2 a^{0}$
hence co-efficient of $a^{0}$ i.e. the constant term is $2$ .

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