Các câu hỏi tương tự
GPT: \(2x\sqrt{8x+1}+\sqrt{x^2+8}=6x\sqrt{x}+3\)
H24
26 tháng 11 2021 lúc 21:08
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
\(x^2+6x+1=\left(2x+1\right)\sqrt{x^2+2x+3}\)3
\(\sqrt{3x-2}-\sqrt{x-1}=2x^2-x-3\)
gpt:\(\sqrt{3x^2+6x+4}+\sqrt{2x^2+4x+11}=\left(1-x\right)\left(x+3\right)\)
\(\sqrt{3x^2+6x+7}+\sqrt{5x^2+10x+21}=5-x^2-2x\)
\(\sqrt{x^2-x+2}+\sqrt{x^2-3x+6}=2x\)
gpt:
\(\sqrt{3x^2-6x+19}+\sqrt{x^2-2x+26}=8-x^2+2x\)
nốt bài cuối : GPT\(\frac{6x-4}{\sqrt{2x+4}+2\sqrt{2-x}}=\frac{12x-8}{\sqrt{9x^2+16}}\)
Giải các phương trình dưới đây
1, \(\sqrt{9x^2-6x+2}+\sqrt{45x^2-30x+9}=\sqrt{6x-9x^2+8}\)
2,\(\sqrt{2x^2-4x+3}+\sqrt{3x^2-6x+7}=2-x^2+2x\)
3, \(\sqrt{6y-y^2-5}-\sqrt{x^2-6x+10}=1\) (x=3 ; y=3)
GPT:
\(^{x^2}+\sqrt[3]{x^4-x^2}=2x+1\)
b.\(2x^2-6x-1=\sqrt{4x+5}\)
1) \(\sqrt{x^2-9}+\sqrt{x^2-6x+9}=0\)
2) \(\sqrt{2x-2+2\sqrt{2x-3}}+\sqrt{2x+13+8\sqrt{2x-3}}=5\)