Solution (By Examveda Team) Given, x y z = 0 Cubing both side, (x y z) 3 = 0 x 3 y 3 z 3 3xyz = 0 using formula x 3 y 3 z 3 = 3xyzAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How works Test new features Press Copyright Contact us Creators Ex 25, 13 If x y z = 0, show that x3 y3 z3 = 3xyz We know that x3 y3 z3 3xyz = (x y z) (x2 y2 z2 xy yz zx) Putting x y z = 0, x3 y3 z3 3xyz = (0) (x2 y2 z2 xy yz zx) x3 y3 z3 3xyz = 0 x3 y3 z3 = 3xyz Hence pro
Ncert Solutions For Class 9 Maths Chapter 2 Polynomials Exercise 2 5 Studyrankersonline