Factorise 6×2 – 7x – 3

(i) 6x2 + 11x – 10

(ii) 6x2 – 7x – 3

Answer :

(i) 6x2 + 11x – 10

6x2 + 15x – 4x – 10

Take out common in all terms we get,

3x(2x + 5) – 2(2x + 5)

(2x + 5) (3x – 2)

(ii) 6x2 – 7x – 3

6x2 – 7x – 3

6x2 – 9x + 2x – 3

Take out common in all terms we get,

3x(2x – 3) + 1(2x – 3)

(2x – 3) (3x + 1)

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