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AGRAWAL PUBLICATION-ARITHMETIC PROGRESSIONS-EXAMPLE
- Fill in the blanks Secons term of the AP if its sn = n^2 +2n is …….
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- Find the sum of the first 100 natural numbers.
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- It the mean of the first n natural number is 15, then find n.
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- If in an A.P, a=15, d=-3 and an = 0, then find the value of n.
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- Find the number of terms in the A.P: 18, 15 1/2,13,…., -47.
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- Find the common difference of the Arithmetic Progression (A.P)
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- Justify whether it is true to say that -1, -3/2, -2, 5/2, …..from an A...
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- How many 2-digit numbers are divisuble by 3?
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- In an AP, if the common difference (d) = -4, and the seventh term (a7)...
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- Write the n^(th) term of the A.P. 1/m ,(1+m)/m, (1+2m)/m.
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- If the n^(th) term of the A.P. -1,4,9,14, … is 129, find the value of ...
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- Find the 9th term from the end (towards the first term) of the A.P. 5,...
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- For the AP: -3,-7,-11, ……, can we directly find a(30) - a(20) without ...
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- If the first three terms of an A.P are b, c abd 2b, then find the rati...
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- What is the common difference of an A,P in which a(21) - a7 =84?
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- For what value of k will k+9, 2k -1 and 2k+7 are the consecutive terms...
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- Find the 16^(th)term of the AP,2,7,12,17,……
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- Find the mean of first eleven natural numbers.
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- Show that (a+b)^2, (a^2 + b^2) and (a+b)^2 are in AP.
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- If the 17^(th) term of an A.P exceeds its 10^(th) term by 7, Find the ...
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