Решите плиизз... 5t²-20st+20s²= yu+yw³=

Question

Решите плиизз... 5t²-20st+20s²=
yu+yw³=

Answer 1

5t² -20st +20s² =5(t² -4st +4s²) =5(t -2s)² =5(t -2s)(t -2s)

yu +yw³ =y(u +w³)