Question

Equation of a3 + b3 + c3

Answer 1

(a+b+c)ka kube-3ab(a+b)-3bc(b+c)-3ac(a+c)-6abc

Answer 2

(a - b)3 = a3 - b3 - 3ab(a - b). 5.(a + b + c)2 = a2 + b2 + c2 +2ab+2bc +2ca. 6.(a + b + c)3 = a3 + b3 + c3+3a2b+3a2c + 3b2c +3b2a +3c2a +3c2a+6abc. 7.a2 - b2 = (a + b)(a – b ) . 8.a3 – b3 = (a – b) (a2 + ab + b2 ). 9.a3 + b3 = (a + b) (a2 - ab + b2 ).