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Factorise - x^4 - 125xy^2 |
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Answer» HEYA! Here is YR answer _______________________________ => X^4 - 125xy3 => x ( x³ - (5y)³ ) It is in the form of -------- x³ - y³ = x³ -3x²y + 3xy² -y³ => x ( x³ -3(x)²(5y) +3(x)(5y)² - (5y) ³ => x (x³ -15x²y + 15xy² -125y³) |
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