Question

$if \: a = 2 \: b = - 2 \: find \: the \: value \: of \: {a}^{2} + ab + {b}^{2}$
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Answer 1

Step-by-step explanation:

a=2

b=-2

a^2+ab+ b^2

=4+(-4)+4

=4-4+4

=8-4

=4