The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?
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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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2
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If the first term of an A.P. is 2 and common difference is 4, then the sum of its 40 term is
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3
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What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?
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4
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The 3rd and 8th term of an arithmetic progression are -13 and 2 respectively. What is the 14th term?
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5
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If three numbers be in G.P., then their logarithms will be in
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6
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In an A.P., if d = -4, n = 7, an = 4, then a is
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7
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If the sum of p terms of an A.P. is q and the sum of q terms is p, then the sum of (p + q) terms will be
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8
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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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9
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Which term of the A.P. 24, 21, 18, ............ is the first negative term?
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10
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The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?
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