Question

Разложи на множители:
1) $x^{10} -x^{9} -30x^{8}$
2) $X-x^{9}$

Answer 1

Ответ:

$1) {x}^{10} - x {}^{9} - 30 {x}^{8} = {x}^{8} \times (x + 5) \times (x - 6) \\ 2)x - {x}^{9} = x \times (1 - x) \times (1 + x) \times (1 + {x}^{2} ) \times (1 + {x}^{4} )$