Question

a²+ab+b² if a 2, b -2​

Answer 1

Step-by-step explanation:

${a }^{2} + ab + {b }^{2}$

Given a=2

Given a=2 b=-2

${2}^{2} + 2( - 2) + ( { - 2}^{2} )$

$4 + ( - 4) + 4$

$8 - 4$

$4$

Answer =4

Hope it help you

Answer 2

Answer:

4

Step-by-step explanation:

given a = 2, b = -2

Put the values of a and b in

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