Question

(5+y)^3
(y^2+5)^2
(1-3a)^2
(2c-3b)^3
(3+x)^3
^-степень

Answer 1

125+75y+15y^2+y^3
y^4+10y^2+25
1-6a+9a^2
8c^3-36bc^2+54b^2c-27b^3
27+27x+9x^2+x^3