Question

factorise 1 - x -12x2​

Answer 1

Answer:

1-x (1+12x)

Step-by-step explanation:

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Answer 2

$\red\mapsto$ - 12x² - x + 1

$\red\mapsto$ - 12x² -4x + 3x + 1

$\red\mapsto$  -4x(3x + 1) + 1(3x + 1)

$\red\mapsto$ (-4x + 1)(3x + 1)