Math, asked by lakshanachakravarthi, 1 month ago

Factorise: (i) 2 x2 – 7x – 15 (ii) x2 – 3x2 - x + 3

Answers

Answered by tabassumfaiz8

0

Answer:

i. 12 b. 6 ok brother mark as brainliest

Answered by OoINTROVERToO

3

Step-by-step explanation:

2x² – 7x – 15

2x² - 10x + 3x - 15

2x(x - 5) + 3(x - 5)

(x - 5) (2x + 5)

x² – 3x² - x + 3

-2x² - x + 3

-2x² - 3x + 2x + 3

-x(2x + 3) + (2x + 3)

(2x + 3) (1 - x)

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