Question

factorise
${2x}^{2} - 7x - 15$
plz tell me the answer fastly as it is quite urgent​

Answer 1

Heya mate!!

$2 {x}^{2} - 7x - 15$

We will find factors of 30 bcoZ (15×2)

$2 {x}^{2} - (10 - 3)x - 15 \\ 2 {x}^{2} - 10x + 3x - 15 \\ 2x(x - 5) + 3(x - 5) \\( 2x + 3)(x - 5)$

Hope it helps u dear✌️✌️