Question

if a=2,b=-2 then what is the value of a^2-b^2 with steps​

Answer 1

Answer:

${a}^{2} - {b}^{2} \\ if \: a = 2and \: b = - 2 \\ = {2}^{2} - {( - 2)}^{2} \\ = 4 - 4 \\ = 0.$

Answer 2

Answer:

0

Step-by-step explanation:

a²-b²

=(a-b)(a+b)

=(2-(-2))(2-2)

=(2+2)×0

=0