Question

8) The factorisation form of
${a}^{4} + {b}^{4} - {a}^{2} {b}^{2}$
is​

Answer 1

$a4+a2b2+b4 \\ =a4+a2b2+b4+a2b2 \\ −a2b2</p><p></p><p>                          \\  =a4+b4+2a2b2−a2b2</p><p></p><p></p><p>$

give the answer to anyone and then copy this answer and then insert the formula you will get the answer