SOLUTION: Determine the nature of the solutions of the equation
x^2-x+7=0
One real?
Two non-real?
Two real?
Algebra.Com
Question 176177: Determine the nature of the solutions of the equation
x^2-x+7=0
One real?
Two non-real?
Two real?
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
general form
:
D=Discriminant is
if D>0 then the equation has 2 real solutions
if D<0 then the equation has 1 real solution.
if D=0 then the equation has 2 conjugate imaginary solutions.
:
(-1)2-4(1)(7)=-30
:
so this has 2 conjugate imaginary solutions
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