Question

a
$(a ^{2}) + (b ^{2})$
​

Answer 1

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

Thank you have a good day!!

Answer 2

$\huge{\underline{\underline{\red{Answer}}}}$

${a}^{2} + {b}^{2} =( a + b) (a - b)$

$\blue{it \:is\:an\:identity}$

$the \: answer \: is \: not \: {a}^{2} + 2ab + {b }^{2} = {(a + b)}^{2}$

$\huge{\orange{Hope \:it\:helps}}$