Question

2x²(y³_z³)+zy²(z³_x³)+2z²(x³_y³)​

Answer 1

Answer:

substitute (x=y+z) in the secone equation

Step-by-step explanation:

(y+z)^3 - y^3 -z^3

(since (a+b)^3 = a^3 + b^3 + 3ab(a+b) )

y^3 + z^3 +3yz(y+z) - y^3 -z^3

=3yz(y+z)