The roots of the quadratic equation x(x + 8) + 12 = 0 are :

1. 6 or 2

2. -6 or -2

3. 6 and -2

4. -6 and -2

If one root of equation (p - 3)x² + x + p = 0 is 2, the value of p is :

1. -2

2. 2

3. ±2

4. 1 and 2

Solve the following equation by factorisation:

(2x - 3)² = 49