(a+2b)³=a³+6a²b+12ab²+8b³
(3z-2c)³=27z³-54cz²+36c²z-8c³
(4x+5y)³=64x³+240x²y+300xy²+125y³
(x-7z)³=x³-21x²z+147xz²-343z³
(a+2b)³=a³+6a²b+12ab²+8b³
(3z-2c)³=27z³-54cz²+36c²z-8c³
(4x+5y)³=64x³+240x²y+300xy²+125y³
(x-7z)³=x³-21x²z+147xz²-343z³