Determine the number of terms in the ter...

Determine the number of terms in the terms in the A.P. 3,7,11…407. Also, find its 20th term from the end.

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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions

If the p^(t h) term of an A.P. is q and the q^(t h) term is p , prove ...
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If the mth term of an A.P. be 1//n and nth term be 1//m then show that...
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Determine the number of terms in the terms in the A.P. 3,7,11…407. ...
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How many numbers of two digits are divisible by 7?
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Show that there is no A.P. which consists of only distinct prime nu...
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In the arithmetic progressions 2,5,8,… upto 50 terms and 3,5,7,9… upto...
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Find: 10 t h term of the A.P. 1,4,7,10..
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Find: nth term of the A.P. 13,8,3,-2,…
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Find: 18th term of the A.P. sqrt(2),\ 3sqrt(2),\ 5sqrt(2) ddot
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Evaluate (sqrt(3)-sqrt(2))^6+(sqrt(3)+sqrt(2))^6dot
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If the sequence an is A.P., show that a(m+n)+a(m-n)=2amdot\
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Which term of the A.P. 3,8,13… is 248?
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Which term of the A.P. 84,80,76… is 0?
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Which term of the A.P. 4,9,14… is 254?
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Is 68 as term of the A.P. 7,10,13,…?
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Is 302 a term of the A.P. 3,8,13,…?
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Which term of the sequence 24 ,\ 23 1/4,\ 22 1/2,\ 21 3/4 is the first...
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Which term of the sequence 12+8i ,\ 11+6i ,\ 10+4i ,... is (a) purely ...
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How many terms are there in the A.P. 7,10,13,…43?
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How many terms are there in the A.P. -1,\ -5/6,\ -2/3,-1/2,\ ,(10)/3?
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