Question

Factorise: (9x²-1)-(1+3x)²

Answer 1

-1/3

Step-by-step explanation:

(9x²-1)-(1+3x)² = 0

(9x²-1)-(1² + 2×1×3x +(3x)²) = 0

9x²- 1 -1 -6x - 9x² = 0

-2-6x = 0

x = -1/3

Answer 2

Answer:

i hope can help you.

Step-by-step explanation:

-6x-2.