Ответ:
(x+5) (x²+x-6) = x(x^2+x-6) + 5(x^2+x-6) = x^3x^2-6x+5x^2+5x-30 = x^3+6x^2-x-30.
ответ:
(х+5)(х²+х-6)
х(х²+х-6)+5(х²+х-6)
х³+х²-6х+5х²+5х-30
х³+6х²-х-30
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Ответ:
(x+5) (x²+x-6) = x(x^2+x-6) + 5(x^2+x-6) = x^3x^2-6x+5x^2+5x-30 = x^3+6x^2-x-30.
ответ:
(х+5)(х²+х-6)
х(х²+х-6)+5(х²+х-6)
х³+х²-6х+5х²+5х-30
х³+6х²-х-30