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Quadratic Formula

Factorise 8...

Question

Factorise $8 x^{2} - 22 x + 5$

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Solution

$8 x^{2} - 22 x + 5 (Given) = 8 x^{2} - 20 x - 2 x + 5 = (2 x - 5) (4 x - 1) ∴ 8 x^{2} - 22 x + 5 = (2 x - 5) (4 x - 1)$

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8 x^{2} + 22 x + 5 = 0

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