grade 10 question paper june 2013 maths
n \( 2x^2 - 5x - 3 = 0 \). Solution: Using quadratic formula \( x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a} \), where \( a=2, b=-5, c=-3 \). \[ x = \frac{5 \pm \sqrt{(-5)^2 - 4 \times 2 \times (-3)}}{2 \times 2} = \frac{5 \pm \sqrt{25 + 24}}{4} = \frac{5 \pm \sqrt{49}}{4} \] \[ x = \