Latest book Aptitude Question SOLUTION: please help me solve the following quadratic equations by factorisation; 1.3x^2+11x-4=0 2.x^2+5x-6=0 3.4x^2+14x+6=0 4.3x^2-5x-2=0 5.3x^2-5x+2=0 6.5x^2-14x-3=0