Question

Решите пожалуйста: (х²+m)(m-x²).


(x³-2y⁴)(x³+2y⁴)

Answer 1

Ответ:

1)

$( {x}^{2} + m)(m - {x}^{2} ) =(m + {x}^{2} )(m - {x}^{2} ) =m {}^{2} - {x}^{4}$

2)

$( {x}^{3} - 2 {y}^{4} )( {x}^{3} + 2 {y}^{4} ) = (x {}^{3} ) {}^{2} - (2 {y}^{4} ) {}^{2} = {x}^{6} - 4 y {}^{8}$