Ответ:
(x-1)³+(2x+3)(4x²-6x+9)=х³-3х²+3х-1+(8х³-12х²+18х+12х²-18х+27)=
=х³-3х²+3х-1+8х³+27=9х³-3х²+3х+26
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Ответ:
(x-1)³+(2x+3)(4x²-6x+9)=х³-3х²+3х-1+(8х³-12х²+18х+12х²-18х+27)=
=х³-3х²+3х-1+8х³+27=9х³-3х²+3х+26