Question

find factorisation
x⁴ + 4y⁴​

Answer 1

☛ x⁴ + 4y⁴

☛ (x²)² + (2y²)²

☛ (x²)² + (2y²)² + 4x²y² - 4x²y²

☛ (x² + 2y²)² - 4x²y²

☛ (x² + 2y²)² - (2xy)²

☛ (x² + 2y² - 2xy) ( x² + 2y² + 2xy)

Answer 2

Answer:

i think the answer is this