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CBSE Class 9 Answered

please anwers this..........
Asked by | 08 Jun, 2008, 07:47: PM
answered-by-expert Expert Answer

easiest method to solve quadratic equation is solving them by quadratic formula.

12x2 -7x + 1 = 0

12x2 -4x -3x + 1 = 0

4x(3x - 1) -1(3x-1) = 0

(3x - 1) (4x - 1) = 0

x = 1/3, 1/4

Answered by | 09 Jun, 2008, 07:08: PM

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