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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions
- Show that the sequence defined by an=3n^2-5 is not an A.P.
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- Find the 10th term from the end of the A.P. 8,10,12, ... 126.
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- The 19th term of an A.P. is equal to three times its 9th term.If its...
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- If the 5th term of an A.P. is 31 and 25th term is 140 more than the...
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- The first and last term of an A.P. are a and l respectively. If S is...
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- Find the number of all three digit natural numbers which are divisible...
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- If the seventh term of an AP is 1/9 and its ninth term is 1/7, find it...
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- The 24th term of an A.P. is twice its 10th term. Show that its 72th...
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- If 2x ,x+10 ,3x+2 are in A.P., find the value of xdot
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- If the numbers a , b , c , d , e form an A.P. , then find the value of...
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- The 9th term of an A.P. is equal to 6 times its second term. If its...
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- The sum of 5th and 9th term of an A.P. is 72 and the sum of 7th and...
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- The sum of 4th and 8th terms of an A.P. is 24 and the sum of 6th an...
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- Write an AdotPdot having 4 as the first term and -3 as the comon diffe...
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- Write the first three terms in each of the sequence defined by the ...
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- What is 18th term of the sequence defined by an=(n(n-3))/(n+4)
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- Show that the sequence defined by an=4n+5 is an AdotPdot Also, find...
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- Show that the sequence defined by an=2n^2+1 is not an AdotPdot
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- Show that a sequence is an AdotPdot if its n t h term is a linea...
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- The n t h term of a sequence is 3n-2 . Is the sequence an AdotPd...
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