Question

if a=2 and b=-2 then find the value of a2-b2​

Answer 1

Answer:

☆ Given,

☆ a = 2 and b = - 2

so

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

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