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Sequences and Series Test - 71
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Sequences and Series Test - 71
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  • Question 1/10
    4 / -1

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  • Question 2/10
    4 / -1

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  • Question 3/10
    4 / -1

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  • Question 4/10
    4 / -1

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  • Question 5/10
    4 / -1
    The first two terms of a geometric progression add up to 12. The sum of the third and the fourth terms is 48. If the terms of the geometric progression are alternately positive and negative, then the first term is
    Solutions

  • Question 6/10
    4 / -1
    If S is the sum to infinite of a G.P., whose first term is a, then the sum of the first n terms is
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  • Question 7/10
    4 / -1
    If x is added to each of number 3,9,21 so that the resulting numbers may be in G.P., then the value of x will be
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  • Question 8/10
    4 / -1
    Consider an infinite G.P with first term a and common ratio r, its sum is 4 and the second term is 3/4, then
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  • Question 9/10
    4 / -1

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  • Question 10/10
    4 / -1

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