Question

Foctorise by splitting the middle term 6x2 - 15x - 9​

Answer 1

Answer:

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6x²-15x-9

= 6x²- 6x+9x-9

= 6x( x-1) +9(x-1)

= (6x+9)(x-1)

Answer 2

6x²-15x-9

6x²-15x-9= 6x²- 6x+9x-9

6x²-15x-9= 6x²- 6x+9x-9= 6x( x-1) +9(x-1)

6x²-15x-9= 6x²- 6x+9x-9= 6x( x-1) +9(x-1)= (6x+9)(x-1)