GIai phuong trinh (x^2+x+4)+8x.(X^2+x+4)+16x^2=0
\(\sqrt{x-1+2\sqrt{x-2}}+\sqrt{x-1-2\sqrt{x-2}}giai~phuong\cdot trinh'\)
giai phuong trinh:\(^{x^2+3x-x\sqrt{x^2+2}=1+2\sqrt{x^2+2}.}\)
Giai phuong trinh ; 2\(\sqrt{x^2-x}-2\sqrt{x}\sqrt{2x-1}+3x=1\)
Giai phuong trinh \(x\sqrt{x^2-x+1}+2\sqrt{3x+1}=x^2+x+3\)
giai phuong trinh
\(x+2\sqrt{7-x}=2\sqrt{x-1}+\sqrt{-x^2+8x-7}+1\)
Giai phuong trinh :\(\sqrt{2-x^2+2x}+\sqrt{-x^2-6x+8}=1+\sqrt{3}\)
Giai Phuong trinh
\(\sqrt{x^2+x-1}+\sqrt{-x^2+x+1}=x^2-x+2\)
x2+ 2018\(\sqrt{2x^2+1}=x+1+2018\sqrt{x^2+x+2}\)
Giai phuong trinh
