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Factories 64x²-81y² pls give full explanation pls​

Answer»

ong>Answer:

So, we have 64x²-81y².

Now, 64x²=(8x) ² and 81y²=(9Y) ²

We KNOW a²-b²=(a+b) (a-b)

64x²-81y²=(8x+9y) (8x-9y).



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