Question

factorizar x^4-16b^4​

Answer 1

Respuesta:

$x {}^{4} - 16 {b}^{4} = (x^{2} + 4b^{2} )( {x}^{2} - 4 {b}^{2} ) = \\ (x^{2} + 4b^{2} )(x + 2b)(x - 2b)$