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Primes in Arithmetic Progression and Chebyshev Bias

score 280 · Answer 1 · 2026-03-25 07:40:47

280

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Primes in Arithmetic Progression and Chebyshev Bias

Published on 25 Mar 2026 - 7:40

score 50 · Answer 2 · 2026-03-27 08:42:48

50

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Calculating the sum of a series (power series)

Published on 27 Mar 2026 - 8:42

score 3.7k · Answer 3 · 2026-03-26 06:31:15

3.7k

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If $a+b+c=3$, find the greatest value of $a^2b^3c^2$.

Published on 26 Mar 2026 - 6:31

score 1.4k · Answer 4 · 2016-11-24 22:52:48

1.4k

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Is there a closed form of the sum $\sum _{n=1}^x\lfloor n \sqrt{2}\rfloor$

Published on 24 Nov 2016 - 22:52

score 491 · Answer 5 · 2026-03-26 06:32:34

491

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If $a_1,a_2,a_3,\cdots,a_n$ are positive real numbers with product $c$, then find the minimum value of $a_1+a_2+a_3+\cdots+a_{n-1}+2a_n$

Published on 26 Mar 2026 - 6:32

score 171 · Answer 6 · 2016-11-25 04:32:51

If $x_i>0$ i=1,2,...50 and $x_1+x_2+x_3+ \cdots+x_{50}=50$, find the minimum value of $ \frac{1}{x_1}+\frac{1}{x_2}+\cdots+\frac{1}{x_{50}}$

score 2.7k · Answer 7 · 2016-11-26 04:14:41

2.7k

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If $(1), (log_yx), (log_zy), (-15log_xz)$ are in Arithmetic Progression...

Published on 26 Nov 2016 - 4:14

score 1.2k · Answer 8 · 2016-11-28 12:04:02

1.2k

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Is there a primitive recursive function which gives the nth digit of $\pi$, despite the table-maker's dilemma?

Published on 28 Nov 2016 - 12:04

score 1k · Answer 9 · 2016-11-29 17:00:33

1k

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If the sum of p, q, r terms of an AP are a, b, c respectively, show that

Published on 29 Nov 2016 - 17:00

score 64 · Answer 10 · 2026-03-26 06:20:11

64

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Quadratico geometric series

Published on 26 Mar 2026 - 6:20

score 70 · Answer 11 · 2016-12-01 02:41:26

70

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If the sum of the first $n$ terms of an A.P is given $Sn$= $2n^2+5n$. Find the $n$th term of the A.P?

Published on 01 Dec 2016 - 2:41

score 229 · Answer 12 · 2016-12-04 06:50:59

229

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Find the sum of $n$ term of the given AP $0.9, 0.91, 0.92, 0.93...............$?

Published on 04 Dec 2016 - 6:50

score 2.7k · Answer 13 · 2016-12-05 15:11:50

2.7k

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Finding common terms of two or more arithmetic sequences

Published on 05 Dec 2016 - 15:11

score 103 · Answer 14 · 2016-12-14 17:15:02

103

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Prove that $\frac{1}{b-c},\frac{1}{c-a},\frac{1}{a-b}$ are in arithmetic progression under given condition.

Published on 14 Dec 2016 - 17:15

score 781 · Answer 15 · 2016-12-15 14:41:51

781

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How can I solve this question on Quadratic Equations and Arithmetic Progression?

Published on 15 Dec 2016 - 14:41

List Question

Primes in Arithmetic Progression and Chebyshev Bias

Calculating the sum of a series (power series)

If $a+b+c=3$, find the greatest value of $a^2b^3c^2$.

Is there a closed form of the sum $\sum _{n=1}^x\lfloor n \sqrt{2}\rfloor$

If $a_1,a_2,a_3,\cdots,a_n$ are positive real numbers with product $c$, then find the minimum value of $a_1+a_2+a_3+\cdots+a_{n-1}+2a_n$

If $x_i>0$ i=1,2,...50 and $x_1+x_2+x_3+ \cdots+x_{50}=50$, find the minimum value of $ \frac{1}{x_1}+\frac{1}{x_2}+\cdots+\frac{1}{x_{50}}$

If $(1), (log_yx), (log_zy), (-15log_xz)$ are in Arithmetic Progression...

Is there a primitive recursive function which gives the nth digit of $\pi$, despite the table-maker's dilemma?

If the sum of p, q, r terms of an AP are a, b, c respectively, show that

Quadratico geometric series

If the sum of the first $n$ terms of an A.P is given $Sn$= $2n^2+5n$. Find the $n$th term of the A.P?

Find the sum of $n$ term of the given AP $0.9, 0.91, 0.92, 0.93...............$?

Finding common terms of two or more arithmetic sequences

Prove that $\frac{1}{b-c},\frac{1}{c-a},\frac{1}{a-b}$ are in arithmetic progression under given condition.

How can I solve this question on Quadratic Equations and Arithmetic Progression?

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