Tuyển Cộng tác viên Hoc24 nhiệm kì 28 tại đây: https://forms.gle/GrfwFgzveoKLVv3p6
Giải pt :
13, \(\sqrt{10x+1}+\sqrt{3x-5}=\sqrt{9x+4}+\sqrt{2x-2}\)
15, \(\sqrt{3x^2-5x+1}-\sqrt{x^2-2}=\sqrt{3\left(x^2-x-1\right)}-\sqrt{x^2-3x+4}\)
16, \(9\left(\sqrt{4x+1}-\sqrt{3x-2}\right)=x+3\)
17, \(\sqrt{3x-2}-\sqrt{x+1}=2x^2-x-3\)
18, \(\sqrt{3x+1}-\sqrt{6-x}+3x^2-14x-8=0\)
Giải các pt sau :
7, \(\sqrt{x+3-4\sqrt{x-1}}+\sqrt{x+8-6\sqrt{x-1}}=1\)
8, \(\sqrt{x\left(x-1\right)}-\sqrt{x\left(x+2\right)}=2\sqrt{x^2}\)
9, \(\sqrt{2x^2+8x+6}+\sqrt{x^2-1}=2x+2\)
10, \(\sqrt{x^2-4x+3}+\sqrt{2x^2-3x+1}=x-1\)
11, \(\sqrt{x^2+4x+3}+\sqrt{x^2+x}=\sqrt{3x^2+4x+1}\)
12, \(\sqrt{2x-3}-\sqrt{x}=2x-6\)
Giải các pt sau :
1, \(\sqrt{3x^2-9x+1}=x-2\)
2, \(\sqrt{x+3}-\sqrt{x-5}=2\)
3, \(\sqrt{x+4}-\sqrt{1-x}=\sqrt{1-2x}\)
4, \(\sqrt{x+2\sqrt{x+1}}+\sqrt{x-2\sqrt{x-1}}=2\)
5, \(2\sqrt{x+2+2\sqrt{x+1}}-\sqrt{x+1}=4\)
6, \(\sqrt{x+2\sqrt{x-1}}+\sqrt{x-2\sqrt{x-1}}=\frac{x+3}{2}\)