Question

(25-5y^4+y^8)(5+y^4)-y^6(y^6-1)
Упростите выражение

Answer 1

(25-5y⁴+y(8))(5+y⁴)-y(6)(y(6)-1)
(5+y⁴)(25-5y⁴+y(8))-y¹²+y(6)
5³+(y⁴)³-y¹²+y(6)
125+y¹²-y¹²+y(6)
125+y(6)

Answer 2

большое спасибо