Question
Factor the expression
x(x2−x+1)
Evaluate
x3−x2+x
Rewrite the expression
x×x2−x×x+x
Solution
x(x2−x+1)
Show Solution

Find the roots
x1=21−23i,x2=21+23i,x3=0
Alternative Form
x1≈0.5−0.866025i,x2≈0.5+0.866025i,x3=0
Evaluate
x3−x2+x
To find the roots of the expression,set the expression equal to 0
x3−x2+x=0
Factor the expression
x(x2−x+1)=0
Separate the equation into 2 possible cases
x=0x2−x+1=0
Solve the equation
More Steps

Evaluate
x2−x+1=0
Substitute a=1,b=−1 and c=1 into the quadratic formula x=2a−b±b2−4ac
x=21±(−1)2−4
Simplify the expression
More Steps

Evaluate
(−1)2−4
Evaluate the power
1−4
Subtract the numbers
−3
x=21±−3
Simplify the radical expression
More Steps

Evaluate
−3
Evaluate the power
3×−1
Evaluate the power
3×i
x=21±3×i
Separate the equation into 2 possible cases
x=21+3×ix=21−3×i
Simplify the expression
x=21+23ix=21−3×i
Simplify the expression
x=21+23ix=21−23i
x=0x=21+23ix=21−23i
Solution
x1=21−23i,x2=21+23i,x3=0
Alternative Form
x1≈0.5−0.866025i,x2≈0.5+0.866025i,x3=0
Show Solution
