Question

Solve: x2 - 2x + 1 = 4 Please help me

Answer 1

Let's solve your equation step-by-step.

x2−2x+1=4

Step 1: Subtract 4 from both sides.

x2−2x+1−4=4−4

x2−2x−3=0

Step 2: Factor left side of equation.

(x+1)(x−3)=0

Step 3: Set factors equal to 0.

x+1=0 or x−3=0

x=−1 or x=3

Answer:

x=−1 or x=3