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Question
48x² – 13x -1 = 0
Solution
48x² – 13x -1 = 0
⇒ 48x² – 16x + 3x -1 = 0
⇒ 16x(3x - 1) +1(3x - 1) = 0
⇒ (3x - 1)(16 x + 1) = 0
⇒ 3x - 1 = 0 or 16 x + 1 = 0
x =
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