if one root of x2-(3+2i)x + (1+3i) = o is 1+i then the other root is - Maths - Complex Numbers and Quadratic Equations

Question

if one root of x2-(3+2i)x + (1+3i) = o is 1+i then
the other root is

Lovina Kansal · Accepted Answer

Dear student
We have,x2-3+2ix+(1+3i)=0⇒x=3+2i±3+2i2-41+3i2⇒x=3+2i±9-4+12i-4-12i2⇒x=3+2i±12⇒x=3+2i+12 or x=3+2i-12⇒x=2+i or x=1+i
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