Q. 1 B5.0( 1 Vote )

Solve the followi

Answer :

3x2 – 5x –12 = 0


= 3x2 – 9x + 4x – 12 = 0


= 3x (x – 3) + 4(x – 3) = 0


= (3x + 4) (x – 3) = 0


3x + 4 = 0 or x –3 = 0


3x = –4 or x = 3


or x = 3


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