Question

verify the identity a square- b square = ( a+ b) ( a- b).​

Answer 1

Answer:

you have verified it already

Step-by-step explanation:

already verified

Answer 2

Answer:

${a}^{2} - {b}^{2} = (a + b)(a - b) \\ {a}^{2} - {b}^{2} = {a}^{2} - ab + ab - {b}^{2} \\ {a}^{2} - {b}^{2} = {a}^{2} - {b}^{2} \\ hence \: verified$