Question

Factorise - x⁴-(y+z)⁴​

Answer 1

Answer:

Step-by-step explanation:

x⁴ - (y+z)⁴

= (x²)² - {(y+z)²}²

= {x² + (y+z)²}{x² - (y+z)²}

= {x² + y² + z² + 2yz}{x + (y+z)}{x - (y+z)}

= (x² + y² + z² + 2yz)(x + y + z)(x - y - z