Simplify (x+y-z)² + (x-y+z)². if you will answer this question,
I will mark you as brainliest.
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Simplify (x+y-z)² + (x-y+z)². if you will answer this question,
I will mark you as brainliest.
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GIVE THE NUMBERS ATLEAST WHICH WE HAVE TO SUBSTITUTE..
Answer:
ull have to use the identity