Question

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$a = 3 \: \: \: \: \: b = 0 \: \: \: \: \: \: \:c = 2 \: \: \: \: a {}^{2} \: \: \: \: + b { }^{2} + c {}^{2}$
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Answer 1

Step-by-step explanation:

$= {a}^{2} + {b}^{2} + {c}^{2} \\ \\ = {3}^{2} + {0}^{2} + {2}^{2} \\ \\ = 9 + 0 + 4 \\ \\ = 13$

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