Question

factorise 27 a cube + 125 b cube minus 64 C Cube + 180 ABC​

Answer 1

Step-by-step explanation:

(3a)³+(5b)³+(-4c)³- 3×3a × 5b×(-4c)

from :-[x³+y³+z³-3xyz=(x+y+z)(x²+y²+z²-xy-yz-xz)]

{3a+5b+(-4c)}{(3a)²+(5b)²+(-4c)²-15ab+20bc+12ac}