Giải pt:
\(x^2-2x-x\sqrt{x}-2\sqrt{x}+4=0\)
Giải PT: \(\sqrt{x+5}+\sqrt{3-x}-2.\left(\sqrt{15-2x-x^2}+1\right)=0\)
giải hệ pt \(\left\{{}\begin{matrix}x^3-4y-2x^2y+2x=0\\\sqrt{2y-2}+\sqrt{4-x}-x^2+6x-11=0\end{matrix}\right.\)
Giải pt:
\(\sqrt{-x^4+3x-1}+\sqrt{2x^2-3x+2}=x^4-x^2-2x+4\)
Giải các pt sau :
a) \(\sqrt{x+5}+\sqrt{x+2}+2x-1=0\)
b) \(\sqrt{5x^3-1}+\sqrt[3]{2x-2}+x-4=0\)
c) \(\sqrt[3]{x^2-1}+x=\sqrt{x^3-2}\)
d) \(\sqrt[3]{x^2}-2\sqrt[3]{x}-\left(x-4\right)\sqrt{x-7}-3x+28=0\)
giải pt: a) \(\sqrt{x+1}+\sqrt{5x}=\sqrt{4x-3}+\sqrt{2x+4}\)
b) \(\left(x-1\right)\left(x+2\right)+2\sqrt[]{x^2+x+1}=0\)
giải pt
\(\sqrt{x+2\sqrt{2x-4}}+\sqrt{x-2\sqrt{2x-4}}=2\sqrt{2}\)
giải pt :
a) \(\sqrt{x-1}+\sqrt{x^3+x^2+x+1}=1+\sqrt{x^4-1}\)
b0 \(4\sqrt{x+1}=x^2-5x+14\)
c) \(2x+3\sqrt{4-5x}+\sqrt{x+2}=8\)
d) \(\dfrac{x^2+x}{\sqrt{x^2+x+1}}=\dfrac{2-x}{\sqrt{x-1}}\)
Giải PT: \(\sqrt{x-1}+\sqrt{x+3}+2\sqrt{\left(x-1\right).\left(x^2-3x+5\right)}=4-2x\)