Question

解方程：x的平方减（1+2根号3）x+3+根号3=0

Answer 1

x²-(1+2√3)x+3+√3=0

x²-(1+2√3)x+√3(1+√3)=0

(x-√3)[x-(1+√3)]=0

x-√3=0或x-(1+√3)=0

x1=√3,x2=1+√3