Math, asked by hsgeudrghe, 4 months ago

-5x^2-x+4 (factorise)

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Answered by Anonymous

1

Answer:

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Step-by-step explanation:

$- 5x {}^{2} - x + 4 = 0 \\ - 5 {x}^{2} - 5x + 4x + 4 = 0 \\ - 5x(x + 1) + 4(x + 1) = 0 \\ (- 5x + 4)(x + 1) = 0$

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