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what are the roots of the equation x 2 -2x+3=0 pls solve so that i can understand the way of solving this correctly............

what are the roots of the equation            x2-2x+3=0


pls solve so that i can understand the way of  solving this correctly............

Grade:10

2 Answers

Chetan Mandayam Nayakar
312 Points
11 years ago

Dear Aditya, 

The roots of ax2+bx+c=0 are (-b±√(b2-4ac))/2a, tharefore the roots of x2-2x+3=0 are (2±√-8)/2 =1±(i√2)

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Chetan Mandayam Nayakar – IIT Madras

kirankumar kishor
31 Points
11 years ago

you can use formula for this problem (-b +or- sqrt b^2-4ac)/2a. now we going to cal..

(-b=-2,a=1,c=3)

2=+or-sqrt 4(1)(3)/2(1)=2+sqrt-4/sqrt 2 or 2-sqrt-4/sqrt 2

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