Please help me solve this equation: 6x^3 -7x^2 -12x +7 = 0 Thx! :D
I IloveManUtd New member Joined Jul 27, 2010 Messages 48 Jul 27, 2010 #1 Please help me solve this equation: 6x^3 -7x^2 -12x +7 = 0 Thx!
mmm4444bot Super Moderator Joined Oct 6, 2005 Messages 10,962 Jul 27, 2010 #2 Using both the Rational Roots Theorem (to discover that 1/2 is a root) and polynomial division, the left-hand side of the equation factors. 2 * (x - 1/2) * (3x^2 - 2x - 7) = 0
Using both the Rational Roots Theorem (to discover that 1/2 is a root) and polynomial division, the left-hand side of the equation factors. 2 * (x - 1/2) * (3x^2 - 2x - 7) = 0