Question

Divide x ^ 6 - 729 by x ^ 2 - 9​

Answer 1

Answer:

We have, x-729

= (x²-9){(x²)² + (x²) (9) +92) 9²}

[a³-b³=(a-b) (a² + ab + b²)] 3

= (x²-9)(x4+9x² +81)

2 2. = (x − 3)(x+3)(x¹+9x² +81) [a²-b² = (a−b)(a + b)] -

³ − 729 = (x − 3)(x+3)(x4 +9x² +81)