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If the sum of first n terms of an AP is 1/2(3n2+7n), find its nth term and 20th term
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If the sum of the first n terms of an Ap is 4n-n2 what is first term? what is the sum of first two
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If sum of first p terms of AP is equal to sum of first q terms,then show that Sum of (p+q)terms=Zero
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If the AP of the sum of first ten terms is -150 and the sum of next ten terms is -550 Find the AP
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If the sum of m terms of an AP is the same as the sum of its n terms, show that sum of its (m+n)=0
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If the sum of the first m terms of an AP is n and first n terms is m then show that sum of its first
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If the sum of m terms of an A.P. is the same as the sum of its n terms, show that the sum of its...
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If the sum of first n terms of an AP is n2, then find its 10th term.
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if the sum of first n terms of an ap is 4n-n2 what is the nth term what is the first term third term
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Finding number of terms if the sum of an A.P. is given | Arithmetic Progression | Maths | KA
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The sum of the first three terms of an A.P. is 33. If the product of first and third term exceeds
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If the sum of first p terms of an A.P. is equal to the sum of the first q terms, then find the s...
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SUM OF ARITHMETIC PROGRESSION (A.P)
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The sum of first seven terms of an AP is 182. If it’s 4th term and 17th terms are in the ratio 1:5....
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Episode 11: Find the Common Difference when given the Sum of an Arithmetic Sequence & a Single T...
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If Sn denotes the sum of first n terms of an AP, prove that S30=3[S20-S10] (CBSE 2015) 30/1/3
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Arithmetic Series - Sum of the Terms of Arithmetic Sequence
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The sum of the first three numbers in an arithmetic progression is 18. If the product of the first
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If Sn denotes the sum of first n terms of an AP, prove that S12=3(S8-S4 )
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If Sn the sum of first n terms of an AP is given by Sn = 3n2-4n. Find the nth term?
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If So, the sum of first n terms of an AP is given by Sn = 3n2-4n, find the nth term. AP
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If the sum of first m terms of an AP be n and the sum of first n terms be m, then show that the sum
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The sum of first n terms of an A.P. is 5n2+3n.If its mth term is 168, find the value of m ,20th term
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If (s)n, the sum of first n terms of an A.P., is given by sn=5n2+3n, then find its nth term...
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If the sum of four terms of an A.P. is 40 and the first 14 terms is 280...||
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