Question

解方程：（√x+2）*（√2x-1）-√3=0

Answer 1

（√x+2）*（√2x-1）-√3=0

(x+2)(2x-1)=3 x+2>=0 2x-1>=0

2x^2+3x-5=0 x>=-2 x>=1/2

x=1或x=-5/2 x>=1/2

所以x=1