If three numbers be in G.P., then their logarithms will be in
AP
GP
HP
None Of This
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1
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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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2
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The sum of n terms of an A.P. is 3n2 + 5n, then 164 is its
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3
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15th term of A.P., x - 7, x - 2, x + 3, ........ is
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4
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If k, 2k – 1 and 2k + 1 are three consecutive terms of an AP, the value of k is
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5
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Let S denotes the sum of n terms of an A.P. whose first term is a. If the common difference d is given by d = Sn – k Sn-1 + Sn-2 then k =
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6
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How many 2-digit positive integers are divisible by 4 or 9?
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7
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What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?
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8
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After striking the floor, a rubber ball rebounds to 4/5th of the height from which it has fallen. Find the total distance that it travels before coming to rest if it has been gently dropped from a height of 120 metres.
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9
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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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10
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Find the nth term of the following sequence :
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