# Quadratic Equations Module A

*Ref.* make practice

This module is designed to assist you in practising how to solve quadratic equations using the quadratic formula.

\[\text{A1. } \quad x^2 = 5x-6\] solution

\[\text{A2. } \quad \frac{1}{2}x^2+\frac{\sqrt{3}}{2}x+\frac{5}{8}\] solution

\[\text{A3. } \quad -7x + 3 = -2x^2 \] solution

\[\text{A4. } \quad x^2-5x-14 = 0\] solution

\[\text{A5. } \quad 2x^2+10 +11 = 0\] solution

\[\text{A6. } \quad (x-4)^2-9 = 0\] solution

\[\text{A7. } \quad (4x+8)\left(\frac{1}{2}x-6\right) = 0\] solution

\[\text{A8. } \quad x^2 + 0.4x-0.16 = 0\] solution

\[\text{A9. } \quad 7x^2+x+5\] solution

\[\text{A10. } \quad 9x^2-5=0\] solution