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**1. Homework Statement**

Solve for x

Q1. 4x^2-9=0

Q2. x^2+11x+28=0

Q3. x^2+4x+3=0

Q4. 2y^2+y-1=0

Q5. 6x^2-x-1=0

**2. Homework Equations**

What are non-monic and monic equations?

How do I use the "Completing the square method"?

Could you please show me the working out you did?

**3. The Attempt at a Solution**

N/A

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Thanks for the help