Fiona is completing the square to solve the polynomial equation.

x2 – 4x + 1 = 0

what should be her first step?

1. isolating the constant 1
2.adding 4 to both sides of the equation
3. isolating the second term, –4x
4. adding 1 to both sides of the equation

The correct option is 1. Fiona's first step is isolating constant 1.

Explanation:

The given equation is,

To solve the polynomial we have to use following steps.

Step 1: Isolate constant term.

Step 2: Find the value of .

Step 3: Add both sides.

Therefore, Fiona's first step is isolating constant 1 and the option 1 is correct.

answer is:

1.75 pounds