Question

x power 4 - Y power 4 + x square minus y square​

Answer 1

Step-by-step explanation:

${x {}^{2} }^{2} - y { {}^{2} }^{2} + x {}^{2} - y {}^{2}$

$(x {}^{2} + y {}^{2} )(x { }^{2} - y {}^{2}) + (x {}^{2} - y {}^{2} )$

$( x { }^{2} + y {}^{2} + 1)(x { }^{2} - y {}^{2} )$