The Question : Find the roots of the quadratic equation 3x2 − 7x − 6 = 0
Solution for the question :
3×2 − 7x − 6 = 0⇒ 3×2 − 9x + 2x − 6 = 0⇒ 3x(x − 3) + 2(x − 3) = 0⇒ (x − 3)(3x + 2) = 0⇒ x − 3=0, 3x + 2 = 0∵ x = 3, x =-2/3
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