The sum of four numbers in an A.P. is 16...

The sum of four numbers in an A.P. is 16 and sum of their squares is 84. Find the numbers.

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MBD-ARITHMETIC PROGRESSION-EXERCISE

Find the sum of all 3-digit numbers which leave remainder 2, when divi...
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The sum of three consecutive numbers of an A.P. is 27 and their produc...
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The sum of four numbers in an A.P. is 16 and sum of their squares is 8...
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The sum of n terms of an A.P. is 3n^2 + 4n. Find the A.P.
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If the sum of n terms of an A.P. is 3n^2 + 2n : Find the rth term.
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Determine an A.P. whose sum of n terms is n (n + 2). Find also the 21s...
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In a sequence, the sum of first n terms is Sn = 2n^2 + 3n + 1, for all...
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If the sum of n terms of a series is a + bn + cn^2. Find the nth term ...
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If Sn denotes the sum of n terms of an A.P. whose first term is a, and...
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For an A.P., show that Tp+T(p+2q)=2T(p+q) .
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The first and last terms of an A.P. are a and l respectively. Show th...
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Find the arithmetic series of n terms whose first term is a and last t...
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If the sum of n terms of two arithmetic series are in the ratio. ,- (2...
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If the sum of n terms of two arithmetic series are in the ratio. ,- (6...
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if (3+5+7...n terms)/(5+8+11+...10 terms)=7 find n.
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If the ratio of sum of m terms of an A.P. to the sum of n terms is (2m...
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If the ratio of the sum of m terms of an A.P. to the sum of n terms is...
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A ball rolling up an incline covers 36 metres during first second, 32 ...
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A man gets employment of $ 250 per month with annual increment of $ 20...
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If you save 1 paise today, 2 paise next day and 3 paise succeeding day...
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