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ECAT - Practice Test - Maths - Sequences and Series Quiz

Attempt 10 MCQs on ECAT - Practice Test - Maths - Sequences and Series | Quiz 3

21. Find the sum of the infinite geometric series: 1 + 1/2 + 1/4 + 1/8 + ...



22. What is the behavior of the infinite geometric series: 1 + 2 + 4 + 8 + ...?



23. Find the sum of the infinite series: 1 - 1/2 + 1/4 - 1/8 + ...



24. What does it mean for a sequence to be convergent?



25. The harmonic series 1 + 1/2 + 1/3 + 1/4 + ...:



26. What is a harmonic progression (HP)?



27. The sequence 1/2, 1/4, 1/6, 1/8, ... is an HP. What is the AP formed by reciprocals?



28. What is the harmonic mean of two numbers a and b?



29. What is the nth term of a harmonic progression?



30. Find the common difference of the AP: 3, 7, 11, 15, ...



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