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Verify That x3+y3+z3-3xyz=1/2(x+y+z) (x-y)2+(y-z)2+(z-x)2 | Class 9th Ex 2.5 Question 12

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If x+y+z=0 Then Show That x3+y3+z3=3xyz | If x+y+z=0 Prove That x3+y3+z3=3xyz

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verify that x3+y3+z3-3xyz=1/2(x+y+z) (x-y)2+(y-z)2+(z-x)2

सत्यापित करें: x^3 + y^3 + z^3 - 3xyz = 1/2 (x + y + z) abs((x -y)^2 + (y-z)^2 + (z-x)^2) | CLAS...

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x3 + y3 + z3 – 3xyz = (x + y + z)(x2 + y2 + z2 – xy – yz − xz)

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