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stiv31 [10]
3 years ago
5

Factorize m²-2mn+n²-9r​

Mathematics
1 answer:
san4es73 [151]3 years ago
3 0

Answer:

(m-n)^{2}-9r

Step-by-step explanation:

m²-2mn+n²-9r​

(m-n)^{2}-9r

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