1. (х-10)(х²+10х+100)-х³=х³+10х²+100х-10х²-100х-1000-х³=-1000
2. 216-(а+6)(а²-6а+36)=216-(а³-6а²+36а+6а²-36а+216)=216-(а²+216)=216-а³-216=-а³
1. (х-10)(х²+10х+100)-х³=х³+10х²+100х-10х²-100х-1000-х³=-1000
2. 216-(а+6)(а²-6а+36)=216-(а³-6а²+36а+6а²-36а+216)=216-(а²+216)=216-а³-216=-а³