# How do you complete the square to solve #2x² + 3x -5=0#?

##### 2 Answers

#### Explanation:

You follow a series of steps to complete the square.

**Step 1.** Write your equation in standard form.

**Step 2.** Move the constant to the right hand side of the equation.

Add

**Step 3.** Divide both sides of the equation by the coefficient of

**Step 4.** Square the coefficient of x and divide by 4.

**Step 5.** Add the result to each side.

**Step 6.** Take the square root of each side.

So

**Check:** Substitute the values of

**(a)**

**(b)**

Solve:

#### Explanation:

To solve this type of quadratic equations, use the Shortcut. It can save you a lot of work and time.

(a + b + c = 0) -> 2 real roots: 1 and