Question

find the value of a²+ab+b²if a=2 and b=-2​

Answer 1

Given:-

a=2

b=−2

Therefore,

a²+ab+b²

=(2)²+2(−2)+(−2)²

=4−4+4=−4

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Answer 2

Answer:

If a=2 and b=-2​ then a²+ab+b² = 12.

Step-by-step explanation:

If a = 2 and b = -2​

then a² + ab + b²

= (2)²+ 2 (2)+ (-2)²

= 4 + 4 + 4

= 12

So, a² + ab + b² = 12