Question

Prove that (a+b+c) - a - b - c = 3(a+b)(b+c)(c+a).
Y2​

Answer 1

Answer:

sorry

I don't know wdym

Answer 2

Answer:

x/a)^3+(y/b) ^3+(z/c)^3 = 3x.y.z/a.b.c. L.H.S. ... a^3+b^3+c^ 3–3abc=(a+b+c)(a^2+b^2+c^2-ab-bc-ca)