Question

Разложите на множители
8__27(дробь) +z^8, b^3-1__125, 1__27-t^3

Answer 1

$(2/3+z ^{8/3} )(4/9-2/3*z ^{8/3} +z ^{16/3} )$
(b-1/5)(b²+b/5+1/25)
(1/3-t)(1/9+t/3+t²)