48×2 13x 1 0

48×2 – 13x – 1 = 0

Answers:

48x2 – 13x  – 1 = 0

⇒ 48x2 – 16x + 3x – 1 = 0

⇒ 16x(3x – 1) + 1(3x – 1) = 0

⇒ (3x – 1)(16x + 1) = 0

⇒ 3x – 1 = 0

Or   16x + 1 = 0

x = 1/3 or x = -1/16 are two roots of the equation.