The sum of the first and third term of an arithmetic progression is 12 and the product of first and second term is 24, then first term is
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The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?
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If the fifth term of a GP is 81 and first term is 16, what will be the 4th term of the GP?
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What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?
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If the 7th term of a H.P. is 1/10 and the 12th term is 1/25, then the 20th term is
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If four numbers in A.P. are such that their sum is 50 and the greatest number is 4 times the least, then the numbers are
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The common difference of the A.P. \(\frac{1}{{2b}} \frac{{1 - 6b}}{{2b}} \frac{{1 - 12b}}{{2b}}\) . . . . . is
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The 7th and 21st terms of an AP are 6 and -22 respectively. Find the 26th term
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Find the first term of an AP whose 8th and 12th terms are respectively 39 and 59.
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If a + 1, 2a + 1, 4a - 1 are in A.P., then the value of a is:
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A bacteria gives birth to two new bacteria in each second and the life span of each bacteria is 5 seconds. The process of the reproduction is continuous until the death of the bacteria. initially there is one newly born bacteria at time t = 0, the find the total number of live bacteria just after 10 seconds :
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