GPT :
\(x^3-4x^2+5x-1-\sqrt{2x-3}=0\)
gpt:
\(x^4-2x^3+x=\sqrt{(x^2-x).2}\)
\(x(5x^3+2)-2(\sqrt{2x+1}-1)=0\)
\(\sqrt{x+\frac{3}{x}}=\frac{x^2-7}{2x+2}\)
gpt:
\(3\left(x^2-3x+1\right)+\sqrt{3\left(x^4+x^2+1\right)}=0\)
\(\sqrt[3]{x^3+5x^2}-1=\sqrt{\frac{5x^2-2}{6}}\)
Gpt: \(\sqrt{x+5}+\sqrt{3-x}-2\left(\sqrt{15-2x-x^2}+1\right)=0\)
gpt \(2x^2-5x-1=\sqrt{x+2}+\sqrt{4-x}\)
GPT:
1, \(6x^2+10x-92+\sqrt{\left(x+70\right)\left(2x^2+4x+16\right)}=0\)
2,\(x+3+\sqrt{1-x^2}=3\sqrt{x+1}+\sqrt{1-x}\)
GPT : a, \(\sqrt{x^2-2x+5}\) + \(2\sqrt{4x+5}\)= \(x^3\)-\(2x^2\)+ \(5x+4\)
b,\(2x^2-5x-1=\sqrt{x-2}+\sqrt{4-x}\)
Bài 1: Giải phương trình
1) \(\sqrt{4x^2+12x+9}=2-x\left(vớix\le0\right)\)
2) \(\sqrt{x^4+2x^2+1}=x^2+5x+4\) ( với \(x^2+5x+4>0\))
3) \(\sqrt{5x+1}=4\)
4) \(\sqrt{3-x}=7\)
Giải phương trình:
\(a,\sqrt{5x^3-1}+\sqrt[3]{2x-1}+x-4=0\)
\(b,\sqrt{x-2}+\sqrt{4-x}=2x^2-5x-3\)
\(c,\sqrt[3]{x^2}-2\sqrt[3]{x}-\left(x-4\right)\sqrt{x-7}-3x+28=0\)