Question 367602
x2 – 4x + 29 = 0. 	
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a=1, b = -4, c= 29
b^2-4ac= 16-116
b^2-4ac=-100
it is less than 0
so the roots are complex
...
x1={{{((4+sqrt(-100))/2)}}}
x1=2+5i

x2={{{((4-sqrt(-100))/2)}}}
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x2=2-5i
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