Упростите выражение:(2p^2+5p+2)(7-3p)-(1+2p)(14+2p-3p^2)

Question

Упростите выражение:(2p^2+5p+2)(7-3p)-(1+2p)(14+2p-3p^2)

Answer 1

14p^2+35p+14-6p^3-15p^2-6p-(14+2p-3p^2+28p+4p^2-6p^3)=14p^2+35p+14-6p^3-15p^2-6p-14-2p+3p^2-28p-4p^2+6p^3= -2p^2-p