NCERT Solutions for Class 9 Maths Chapter 2
Important NCERT Questions
Polynomials
NCERT Books for Session 2022-2023
CBSE Board and UP Board Others state Board
EXERCISE 2.5
Page No:49
Questions No:12
Verify that x³+y³+z³-3xyz=1/2(x + y + z)[(x-y)² + (y-z)² + (z-x)²]
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