Question

Six prime number form an arithmetic progression...

score 275 · Answer 1 · 2026-03-21 23:23:33

275

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Six prime number form an arithmetic progression...

Published on 21 Mar 2026 - 23:23

score 127 · Answer 2 · 2026-03-25 01:20:41

127

Views

Finding $\frac1{1+1^2+1^4}+\frac2{1+2^2+2^4}+\cdots+\frac n{1+n^2+n^4}$.

Published on 25 Mar 2026 - 1:20

score 102 · Answer 3 · 2026-03-25 03:04:33

102

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The $p^{th}, q^{th},r^{th}$ term of an A.P are in G.P . Find the ratio of the $p^{th}$ and the $r^{th}$ term.

Published on 25 Mar 2026 - 3:04

score 61 · Answer 4 · 2026-03-22 12:11:10

61

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If $a_1,a_2,....,a_n$ are in A.P, then prove that:

Published on 22 Mar 2026 - 12:11

score 217 · Answer 5 · 2026-03-25 03:07:27

217

Views

Find three numbers that can be consecutive terms of geometric sequence and first, second and seventh term of arithmetic sequence and whose sum is $93$

Published on 25 Mar 2026 - 3:07

score 106 · Answer 6 · 2026-03-22 04:37:35

106

Views

Prove that $d\gt 30000$ when $a_1,a_2.....a_{15}$ are 15 primes on A.P.

Published on 22 Mar 2026 - 4:37

score 52 · Answer 7 · 2026-03-22 08:45:26

52

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What is the value of $\sum_{k=1}^{60} A_k$ knowing that $A_{n+1}+(-1)^nA_n = 2n-1$ for all $n$?

Published on 22 Mar 2026 - 8:45

score 111 · Answer 8 · 2026-03-21 23:29:57

111

Views

Why arithmetic progression formula $S_n = (a_1 + a_n)*n/2$ works with uneven number of integer members?

Published on 21 Mar 2026 - 23:29

score 466 · Answer 9 · 2026-03-21 20:55:03

466

Views

Arithmetic progression (given third term and difference between 5th and 7th term)

Published on 21 Mar 2026 - 20:55

score 1.8k · Answer 10 · 2026-03-22 06:09:56

1.8k

Views

Minimum number of terms in an arithmetic progression

Published on 22 Mar 2026 - 6:09

score 5.1k · Answer 11 · 2026-03-22 14:12:30

5.1k

Views

How to find the first term and common difference in AP?

Published on 22 Mar 2026 - 14:12

score 110 · Answer 12 · 2026-03-22 03:17:19

110

Views

given some positive integers, prove that there's an infinite AP that contains exactly 3 or 4 of the given integers

Published on 22 Mar 2026 - 3:17

score 1.3k · Answer 13 · 2026-03-25 03:00:34

1.3k

Views

$a, b, c$ form a geometric sequence and $\log_c a, \log_ b c, \log_a b$ form an arithmetic sequence.

Published on 25 Mar 2026 - 3:00

score 58 · Answer 14 · 2026-03-22 09:09:00

58

Views

Prove for a triangle whose side are in AP

Published on 22 Mar 2026 - 9:09

score 1.3k · Answer 15 · 2026-03-21 19:40:09

1.3k

Views

The sides of a triangle are in Arithmetic progression

Published on 21 Mar 2026 - 19:40

List Question

Six prime number form an arithmetic progression...

Finding $\frac1{1+1^2+1^4}+\frac2{1+2^2+2^4}+\cdots+\frac n{1+n^2+n^4}$.

The $p^{th}, q^{th},r^{th}$ term of an A.P are in G.P . Find the ratio of the $p^{th}$ and the $r^{th}$ term.

If $a_1,a_2,....,a_n$ are in A.P, then prove that:

Find three numbers that can be consecutive terms of geometric sequence and first, second and seventh term of arithmetic sequence and whose sum is $93$

Prove that $d\gt 30000$ when $a_1,a_2.....a_{15}$ are 15 primes on A.P.

What is the value of $\sum_{k=1}^{60} A_k$ knowing that $A_{n+1}+(-1)^nA_n = 2n-1$ for all $n$?

Why arithmetic progression formula $S_n = (a_1 + a_n)*n/2$ works with uneven number of integer members?

Arithmetic progression (given third term and difference between 5th and 7th term)

Minimum number of terms in an arithmetic progression

How to find the first term and common difference in AP?

given some positive integers, prove that there's an infinite AP that contains exactly 3 or 4 of the given integers

$a, b, c$ form a geometric sequence and $\log_c a, \log_ b c, \log_a b$ form an arithmetic sequence.

Prove for a triangle whose side are in AP

The sides of a triangle are in Arithmetic progression

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