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nguoianhtinhthan
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Câu $1.1. \\\\ \sqrt{3x^2+13x+4}+2-x \geq 0$
Câu $1.2. \\\\ \sqrt{x^2-x-12}< 7-x$
Câu $1.3. \\\\ \sqrt{5x-1}-\sqrt{x-1}>\sqrt{2x-4}$
Câu $1.4. \\\\ \sqrt{|1-4x|}\geq 2x+1$
Câu $1.5. \\\\ \sqrt{2x+\sqrt{x^2+1}} > x+1$
Câu $1.6. \\\\ |x-2|+|1+2x| \geq 4$
Câu $1.7. \\\\ \dfrac{\sqrt{2(x^2-16)}}{\sqrt{x-3}}+\sqrt{x-3}>\dfrac{7-
x}{\sqrt{x-3}}$
Câu $1.8. \\\\ \sqrt{2x^2+8x+6}+\sqrt{x^2-1} \geq 2x+2$
Câu $1.9. \\\\ (x+1)(x+4)<5\sqrt{x^2+5x+28}$
Câu $1.10. \\\\ \sqrt{7x+7}+\sqrt{7x-6}+2\sqrt{49x^2+7x-42}<181-14x$
Câu $2.1. \\\\ \sqrt{\dfrac{x}{4}+\sqrt{x-4}} \geq 8-x$
Câu $2.2. \\\\ (x+2)\sqrt{9-x^2} \leq x^2-2x-8$
Câu $2.3. \\\\ \dfrac{\sqrt{x}-4x+5}{2-x} \geq 2$
Câu $2.4. \\\\ \dfrac{4x^2}{(1-\sqrt{1+2x})^2} < 2x+9$
Câu $2.5. \\\\ (2x-5)\sqrt{2x^2-5x+2} \leq 0$
Câu $2.6. \\\\ \sqrt{9x^2+16} \geq 2\sqrt{2x+4}+4\sqrt{2-x}$
Câu $2.7. \\\\ 3\sqrt{2+x}-6\sqrt{2-x}+4\sqrt{4-x^2} \leq 10-3x$
Câu $2.8. \\\\ x\sqrt{x+1}+\sqrt{3-x} \geq 2\sqrt{x^2+1}$
Câu $2.9. \\\\ x+1+\sqrt{x^2-4x+1} \geq 3\sqrt{x}$
Câu $2.10. \\\\ \sqrt{x-1}+x-3 \geq \sqrt{2(x-3)^2+2x-2}$
Câu $2.11. \\\\ x+\dfrac{11}{2x} +2\sqrt{1+\dfrac{7}{x^2}}\leq \dfrac{15}{2}$
Câu $2.13. \\\\ x^3-3x^2+2\sqrt{(x+2)^3} - 6x \geq 0$
Câu $1.2. \\\\ \sqrt{x^2-x-12}< 7-x$
Câu $1.3. \\\\ \sqrt{5x-1}-\sqrt{x-1}>\sqrt{2x-4}$
Câu $1.4. \\\\ \sqrt{|1-4x|}\geq 2x+1$
Câu $1.5. \\\\ \sqrt{2x+\sqrt{x^2+1}} > x+1$
Câu $1.6. \\\\ |x-2|+|1+2x| \geq 4$
Câu $1.7. \\\\ \dfrac{\sqrt{2(x^2-16)}}{\sqrt{x-3}}+\sqrt{x-3}>\dfrac{7-
x}{\sqrt{x-3}}$
Câu $1.8. \\\\ \sqrt{2x^2+8x+6}+\sqrt{x^2-1} \geq 2x+2$
Câu $1.9. \\\\ (x+1)(x+4)<5\sqrt{x^2+5x+28}$
Câu $1.10. \\\\ \sqrt{7x+7}+\sqrt{7x-6}+2\sqrt{49x^2+7x-42}<181-14x$
Câu $2.1. \\\\ \sqrt{\dfrac{x}{4}+\sqrt{x-4}} \geq 8-x$
Câu $2.2. \\\\ (x+2)\sqrt{9-x^2} \leq x^2-2x-8$
Câu $2.3. \\\\ \dfrac{\sqrt{x}-4x+5}{2-x} \geq 2$
Câu $2.4. \\\\ \dfrac{4x^2}{(1-\sqrt{1+2x})^2} < 2x+9$
Câu $2.5. \\\\ (2x-5)\sqrt{2x^2-5x+2} \leq 0$
Câu $2.6. \\\\ \sqrt{9x^2+16} \geq 2\sqrt{2x+4}+4\sqrt{2-x}$
Câu $2.7. \\\\ 3\sqrt{2+x}-6\sqrt{2-x}+4\sqrt{4-x^2} \leq 10-3x$
Câu $2.8. \\\\ x\sqrt{x+1}+\sqrt{3-x} \geq 2\sqrt{x^2+1}$
Câu $2.9. \\\\ x+1+\sqrt{x^2-4x+1} \geq 3\sqrt{x}$
Câu $2.10. \\\\ \sqrt{x-1}+x-3 \geq \sqrt{2(x-3)^2+2x-2}$
Câu $2.11. \\\\ x+\dfrac{11}{2x} +2\sqrt{1+\dfrac{7}{x^2}}\leq \dfrac{15}{2}$
Câu $2.13. \\\\ x^3-3x^2+2\sqrt{(x+2)^3} - 6x \geq 0$
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