Question

find the value of x if x^2-x+2=0​

Answer 1

x2=x+2

Step 1: Subtract x+2 from both sides.

x2−(x+2)=x+2−(x+2)

x2−x−2=0

Step 2: Factor left side of equation.

(x+1)(x−2)=0

Step 3: Set factors equal to 0.

x+1=0 or x−2=0

x=−1 or x=2

Answer:

x=−1 or x=2

Answer 2

Answer:

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