Các câu hỏi tương tự
giai bat phuong trinh \(\sqrt{x+2x^2}\)+\(\sqrt[3]{x+4x^3}\ge\)5-2x-\(\frac{1}{x}\)
giai phuong trinh : \(2x^2\left(5-\sqrt[3]{5x-x^3}\right)=2x^3+17x-8\)
Giai phuong trinh sau
\(X\sqrt{2x-1}-\sqrt{4x^2-1}-0\)
giai phuong trinh
x*(2x+3)2 -4x2+9=0
\(x-\sqrt{x-3}-5=0\)
\(x^3-4x^2-3x+6=0\)
\(3x^3+4x^2-5x-6=0\)
\(\sqrt{x^2+4x+8}+\sqrt{x^2+4x+4}=\sqrt{2\cdot\left(x^2+4x+6\right)}\)
giai phuong trinh \(\sqrt{2x+4-6\sqrt{2x-5}}+\sqrt{2x-4+2\sqrt{2x-5}}=4\)
Giai phuong trinh sau:
\(x^2+2x\)= \(\sqrt{2x^2+4x+8}+20\)
\(\sqrt{x+3}+\sqrt{4x+12}=5\) giai phuong trinh
\(x^2-3x+\sqrt{x+5}-\sqrt{10-4x}=-2\)
Giai phuong trinh
1. Giai phuong trinh Giup e vs mn oia) sqrt{frac{2x-3}{x-1}} 2 ; b) sqrt{4x^2-92}sqrt{2x+3}c) 2left(sqrt{frac{x-1}{4}-3}right) 2sqrt{frac{4x-4}{9}}-frac{1}{3}d) frac{9x-7}{sqrt{7}+5} sqrt{7x}+5
Đọc tiếp
1. Giai phuong trinh Giup e vs mn oi
a) \(\sqrt{\frac{2x-3}{x-1}}\)= 2 ;
b) \(\sqrt{4x^2-9=2}\)\(\sqrt{2x+3}\)
c) 2\(\left(\sqrt{\frac{x-1}{4}-3}\right)\)= 2\(\sqrt{\frac{4x-4}{9}}\)-\(\frac{1}{3}\)
d) \(\frac{9x-7}{\sqrt{7}+5}\)= \(\sqrt{7x}+5\)