Question

Need the solution plzz​

Answer 1

Let P(x)=x²-2x+3=0

Let Alpha be p and Beta be q

Comparing the Coefficients

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

p+q=-b/a=2

pq=c/a=3

p²+q²=(p+q)²-2pq

>2²-2×3

=4-6=-2