Math, asked by abcd84173, 2 months ago

x²+y²+z². what is the formula?

Answers

Answered by Answerer2908

4

Step-by-step explanation:

(x+y+z)^2 - 2(xy+yz+xz) = x^2 +y^2 +z^2

Answered by lakshyachaudhary2004

0

Answer:

(x+y+z) ²-2xy+2yz+2zx=x²+y²+z²

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