Write the value of the expressions $a = 1, b = 3$ and $c = 3 .$
$b^{2} - c^{2}$

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Solution

The given expression can be written as
$b^{2} - c^{2} = b \times b - c \times c$
Substituting the values of b and c , we get :
$b^{2} - c^{2} = 3 \times 3 - 3 \times 3 = 9 - 9 = 0$
So, the value of given algebraic expression is $0 .$

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