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# Factor the polynomials: (a) 9x2 24x + 16 (b) 3x2 12x + 15 2.Find the real solutions to the equation x2 4x1 = 0. Find the real solutions to the...

**Factor the polynomials: **

**(a) 9x2 −24x + 16**

**(b) 3x2 −12x + 15 **

**2.Find the real solutions to the equation x2 −4x−1 = 0.**

**3. Find the real solutions to the equation x(x + 4) = 12.**

**4. Solve the following inequality, and express your answer using interval notation: 2x−2 ≥ 3 + x. **