Question

1. а) (3-а)^3 ; б)(2p^3+p^2)^3 2. а) (1+3х)(9х^2-3х+1)-27х^3 б) (2-х)(х+3)(3-х)+х^2(х+2) в)1000х^3 +100х^2у+ 10/3 ху^2+1/27 у^3 ПОМОГИТЕ ПЖЛ

Answer 1

1) a) 27-3*9*a+3*3*b^2-a^3=27-27a+9b^2-a^3
б) =8p^9+12p^7+6p^7+p^6
=8p^9+18p^7+p^6
2) a) =1+27x^3