factorise
x²+z² - 2xz
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Answered by
13
hope it helps.....
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Answered by
9
Answer:
Step-by-step explanation:
x^2 + z^2 -2xz
= (x)^2 + (z)^2 - 2×x×z
=(x-z)^2
(x-z)(x-z)
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