Giải các pt sau
a/\(\frac{3}{x+2}=1-\frac{2}{x-3}\)
b/ \(\frac{2x}{2x^2-5x+2}+\frac{13x}{3x^2+x+2}=6\)
c/ \(x^2+\frac{4x^2}{\left(x-2\right)^2}=4\)
d/\(\left(x+2\right).\left(x+4\right)+5.\left(x+2\right).\sqrt{\frac{x+4}{x+2}}=6\)
Giải nhanh dùm mk nha mk đang cần gấp
giải pt
a) \(\frac{2x}{3x^2-5x+2}+\frac{13x}{3x^2+x+2}=6\)
b) \(\frac{x^4+3x^2+1}{x^3+x^2-x}=3\)
c) \(\frac{1}{x^2}+\frac{1}{\left(x+1\right)^2}=15\)
giải phương trình
a) \(\sqrt{2x-2\sqrt{2x-1}}-2\sqrt{2x+3-4\sqrt{2x-1}}+3\sqrt{2x+8-\sqrt{2x-1}}=4\)
b) \(4x^2+3x+3=4x\sqrt{x+3}+2\sqrt{2x-1}\)
c) \(\sqrt{x-4}+\sqrt{6-x}=x^2-11x+27\)
d) \(\sqrt{13x^2-6x+10}+\sqrt{5x^2-13x+\frac{17}{2}}+\sqrt{17x^2-48x+36}=\frac{1}{2}\left(36x-8x^2-21\right)\)
e) \(\sqrt{\frac{6}{3-x}}+\sqrt{\frac{8}{2-x}}=6\)
Giải pT
1) x^3-5x^2+3x+1=0
2) x^4-3x^3+4x^2-3x+1=0
3) 3x^3+2x^2-4x-1=0
4) x^4+x^3-13x^2-x+10=0
5) x^4-2x^3-13x^2+14x+24=0
6) 3x^3+x^2-5x-3=0
Giải pt \(\frac{2x^{^2}}{\left(x+1\right)^2}-\frac{5x}{x+1}+3=0\)
Giải phương trình :
a)\(\sqrt{x+\frac{3}{4}+\sqrt{x+\frac{1}{2}}}=x+\frac{5}{4}\)
b)\(\frac{2x}{2x^2-5x+3}+\frac{13}{2x^2+x+3}=6\)
giải Pt
\(\frac{2x^2-1}{x}+\frac{5x}{2x^2-x-1}=7\)
Giải Pt :
a) \(\frac{1}{1.2}+\frac{1}{2.3}+\frac{1}{3.4}+........+\frac{1}{x\left(x+1\right)}=\frac{\sqrt{2012-x}+2012}{\sqrt{2012-x}+2013}\)
b) \(\sqrt{2x+3}+\sqrt{x+1}=3x+2\sqrt{2x^2+5x+3}-16\)
giải pt \(\frac{1}{\sqrt{x}}+\frac{1}{\sqrt{2x-3}}=\sqrt{3}\left(\frac{1}{\sqrt{4x-3}}+\frac{1}{\sqrt{5x-6}}\right)\)