Question

4a exponent4 + b exponent 4

Answer 1

Hey friend,

$= {4a}^{4} + {b}^{4} \\ = {( {2a}^{2} )}^{2} + {( {b}^{2} )}^{2} \\ = ( {2a}^{2} + {b}^{2} )( {2a}^{2} - {b}^{2})$
HOPE IT HELPS!