Question

упростите выражения 3) (25-5у^4+у^8)(5+у^4)-у^6(у^6-1) 4)(z^6+7z^3+49)(z^3-7)+z(1-z^8)

Answer 1

-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)