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Factorise 2x^2-7x-15

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Factorise 2x^2-7x-15

Posted by Brije Mohan Singh 6 years, 6 months ago

CBSE > Class 09 > Mathematics

2 answers

Veera Sharma 6 years, 6 months ago

2x² -7x -15 = 2x² - 10x +3x-15 = 2x(x - 5)+3(x - 5) (taking common) = (2x + 3)(X - 5)

1Thank You

Yogita Ingle 6 years, 6 months ago

2x² - 7x - 15
= 2x² - 10x + 3x - 15
= 2x( x - 5) + 3 (x - 5)
= (2x + 3) ( x-5 )

1Thank You

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CBSE > Class 09 > Mathematics