Assignment:
Solve by factoring:
Q1. 4x2 - 25 = 0
Q2. x2 - 12x + 36 = 0
Q3. x2 + 14x + 45 = 0
Q4. 6x2 - x - 15 = 0
Solve by completing the square.
Q5. x2 - 4x + 3 = 0
Q6. x2 + 5x - 1 = 0
Q7. 2x2 + 7x - 15 = 0
Solve by using the quadratic formula:
Q8. x2 + 9 = 0
Q9. x2 - 3x + 4 = 0
Q10. 2x2 + 3x = 6
Q11. Given the quadratic expression x2 + 4x + c, determine the value of "c" such that the equation has 2 real solutions. Repeat and find "c" such that the equation has 1 real solution. Finally, repeat such that the equation has no real solutions.
Provide complete and step by step solution for the question and show calculations and use formulas.