Question

if a=2,b=-2,find the value of
a² +ab+b²​

Answer 1

$\huge\colorbox{pink}{Answer}$

$a = 2 \\ b = - 2 \\ \\ {a}^{2} + ab + {b}^{2} \\ {2}^{2} + 2( - 2) + {( - 2)}^{2} \\ 4 - 4 + 4 \\ 0 + 4 \\ 4$