Factorize the expression $6 x^{2} - 11 x - 7$ ?

(6 x - 1) (x + 7)

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(6 x + 1) (x - 7)

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(2 x - 1) (3 x + 7)

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(2 x + 1) (3 x - 7)

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Solution

The correct option is B $(2 x + 1) (3 x - 7)$
$6 x^{2} - 11 x - 7$
$\Rightarrow 6 x^{2} - 14 x + 3 x - 7$
$\Rightarrow 2 x (3 x - 7) + 1 (3 x - 7)$
$\Rightarrow (2 x + 1) (3 x - 7)$

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Similar questions

\int \frac{2 x + 5}{\sqrt{7 - 6 x - x^{2}}} d x = A \sqrt{7 - 6 x - x^{2}} + B {sin}^{- 1} (\frac{x + 3}{4}) + C

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x^{3} - 6 x^{2} + 11 x - 6

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\frac{1}{x + 2} < \frac{1}{3 x + 7}

Solve for $x; \sqrt{6 x + 7} - (2 x - 7) = 0$

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