SOLUTION: Find all real and imaginary roots for the polynoial equation x^(2)+1=0. Thank you!

SOLUTION: Find all real and imaginary roots for the polynoial equation x^(2)+1=0. Thank you!

Algebra.Com

Question 678792: Find all real and imaginary roots for the polynoial equation x^(2)+1=0.
Thank you!
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

x^2 + 1 = 0

x^2 = -1

x = sqrt(-1) or x = -sqrt(-1)

x = i or x = -i

So the two solutions (which are imaginary/complex solutions) are: x = i or x = -i

RELATED QUESTIONS
Find all real and imaginary roots of this equation:... (answered by lwsshak3)

Which describes the number and type of roots of the equation x^2 + 121x = 0 a) 1 real... (answered by richwmiller)

Find all of the real and imaginary roots, stating the multiplicity of each. 16) (x +... (answered by edjones)

Find all of the real and imaginary roots, stating the multiplicity of each. 16) (x +... (answered by stanbon)

Which describes the number and type of roots of the equation x^2 + 121x = 0 a) 1 real... (answered by richwmiller)

Hi this is my problem: Find all real and imaginary roots: x^4+3x^3+x^2+4=0 Thank... (answered by jim_thompson5910)

Which describes the number and type of roots of the equation x^2 - 625 = 0? a. 1 real (answered by checkley77)

find all real and imaginary roots... (answered by stanbon,Edwin McCravy)

what is the number of complex roots, real roots and imaginary roots for this equation,... (answered by solver91311)