Question

factorise by splitting middle term 9x2 - 3x -9​

Answer 1

Answer:

$9 {x}^{2} - 3x - 9 \\ a = 9 \\ b = - 3 \\ c = - 9 \\ d = {b}^{2} - 4ac \\ d = { - 3}^{2} - 4 \times 9 \times - 9 \\ d = 9 + 324 \\ d = 333.$

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Step-by-step explanation:

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Answer 2

Answer:(9x+8)(x-3)

Step-by-step explanation:

9x2-27x+24x-9

9x(x-3)+8(x-3)