Question

Factorise
$2x ^{2} - x - 1$
​

Answer 1

$\huge\mathfrak\color{blue}{Answer}$

${2x}^{2} - x - 1$

${2x}^{2} + x - 2x - 1$

$x(2x + 1) - 1(2x + 1)$

$(2x + 1)(x - 1)$

$<marquee>$hope it helps you....❤✌

Answer 2

Answer:

\huge\mathfrak\color{blue}{Answer}Answer

{2x}^{2} - x - 12x

2

−x−1

{2x}^{2} + x - 2x - 12x

2

+x−2x−1

x(2x + 1) - 1(2x + 1)x(2x+1)−1(2x+1)

(2x + 1)(x - 1)(2x+1)(x−1)

❤✌