Math, asked by sk9920235, 2 days ago

x^4 + y^4 – 11 x²y² factorise

Answers

Answered by Anonymous

0

Answer:

x⁴ + y⁴ - 11x²y²

=> x⁴ - 11x²y² + y⁴

=> x⁴ - 2x²y² - 9x²y² + y⁴

=> x⁴ - 2x²y² + y⁴ - 9x²y²

=> (x²)² - 2*x²*y² + (y²)² - (3xy)²

=> (x² - y²)² - (3xy)²

=> (x² - y² + 3xy)(x² - y² - 3xy)

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