Math, asked by biswassonali82375, 7 months ago

The factorisation of 9×^2-3×-20 is

Answers

Answered by nightsky275

1

Step-by-step explanation:

9x^2 - 3x - 20

9x^2 - 15x + 12x -20

3x (3x-5) + 4( 3x- 5)

(3x+4)(3x-5)

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