Câu hỏi trắc nghiệm (10 câu):
-
- A. \(\frac{1}{n}\)
- B. \(\frac{1}{{\sqrt n }}\)
- C. \(\frac{{n + 1}}{n}\)
- D. \(\frac{{\sin n}}{{\sqrt n }}\)
-
- A. \({\left( {\frac{4}{3}} \right)^n}\)
- B. \({\left( { - \frac{4}{3}} \right)^n}\)
- C. \({\left( { - \frac{5}{3}} \right)^n}\)
- D. \({\left( {\frac{1}{3}} \right)^n}\)
-
- A. \({\left( {0,999} \right)^n}\)
- B. \({\left( { - 1,01} \right)^n}\)
- C. \({\left( {1,01} \right)^n}\)
- D. \({\left( { - 2,001} \right)^n}\)
-
- A. \({\left( {0,99} \right)^n}\)
- B. \({\left( { - 1} \right)^n}\)
- C. \({\left( { - 0,99} \right)^n}\)
- D. \({\left( { - 0,89} \right)^n}\)
-
- A. \( - \frac{1}{3}\)
- B. -1
- C. 0
- D. \( - \frac{1}{4}\)
-
- A. \(\frac{3}{5}\)
- B. \(-\frac{3}{5}\)
- C. \(\frac{4}{5}\)
- D. \(-\frac{4}{5}\)
-
- A. 0
- B. 1
- C. \(\frac{2}{3}\)
- D. \(\frac{5}{3}\)
-
- A. 0
- B. \(\sqrt2\)
- C. 2
- D. 4
-
- A. 0
- B. \( + \infty \)
- C. \(\frac{3}{4}\)
- D. \(\frac{2}{7}\)
-
- A. 0
- B. \( + \infty \)
- C. \(\frac{3}{4}\)
- D. \(\frac{4}{7}\)
