Question

How to prove that the sum of a squared exponential functions has at most three critical points?

score 67 · Answer 1 · 2016-12-25 15:02:29

67

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How to prove that the sum of a squared exponential functions has at most three critical points?

Published on 25 Dec 2016 - 15:02

score 6.7k · Answer 2 · 2016-12-27 21:09:35

6.7k

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If $x = 2\log_39 + \log_{27}5,$ then $3^x = ??$

Published on 27 Dec 2016 - 21:09

score 70 · Answer 3 · 2017-01-16 11:07:47

70

Views

How to simplify $\frac{n!}{n^n}(n+1)^n+\frac{1}{(n+1)!}$

Published on 16 Jan 2017 - 11:07

score 46 · Answer 4 · 2017-01-29 06:46:34

46

Views

Indices Question grade A*

Published on 29 Jan 2017 - 6:46

score 105 · Answer 5 · 2017-01-31 12:43:45

105

Views

Find the value of $x$ that satisfy the equation: $3^{11}+3^{11}+3^{11} = 3^x$

Published on 31 Jan 2017 - 12:43

score 174 · Answer 6 · 2017-02-22 11:13:22

174

Views

exponential equation: $6^x+8^x+15^x=9^x+10^x+12^x$

Published on 22 Feb 2017 - 11:13

score 518 · Answer 7 · 2017-02-23 15:53:35

518

Views

Solving a general equation with sum of exponential

Published on 23 Feb 2017 - 15:53

score 148 · Answer 8 · 2017-02-26 18:43:19

148

Views

Double sum with parameter at exponent and binomial coefficient partial sum

Published on 26 Feb 2017 - 18:43

score 63 · Answer 9 · 2017-03-06 14:10:25

63

Views

Exponential equation question

Published on 06 Mar 2017 - 14:10

score 193 · Answer 10 · 2017-03-17 10:58:03

193

Views

Could be Borel summation applied for Riemann zeta function in the strip region?

Published on 17 Mar 2017 - 10:58

score 641 · Answer 11 · 2017-03-29 18:57:19

641

Views

Probability that queue A becomes empty before queue B?

Published on 29 Mar 2017 - 18:57

score 60 · Answer 12 · 2017-04-08 13:37:30

60

Views

How to verify the equation $\frac{1}{e^{2\pi x} - 1} = \sum_{k = 1}^{\infty} e^{-2\pi kx}$

Published on 08 Apr 2017 - 13:37

score 28 · Answer 13 · 2023-02-10 15:34:41

28

Views

Is there a general rule for addition or subtration of two numbers with the same base but different exponents?

Published on 10 Feb 2023 - 15:34

score 54 · Answer 14 · 2023-02-14 00:44:04

54

Views

How to estimate the exponential sum $\sum_{|m|\le N} \frac{e^{im^{3/2}}}{m^{1/4}}$

Published on 14 Feb 2023 - 0:44

score 74 · Answer 15 · 2023-02-16 15:38:18

74

Views

Proof that $\sum_{y=0}^{\infty} \frac{x^y y}{y!} = xe^{x}$

Published on 16 Feb 2023 - 15:38

List Question

How to prove that the sum of a squared exponential functions has at most three critical points?

If $x = 2\log_39 + \log_{27}5,$ then $3^x = ??$

How to simplify $\frac{n!}{n^n}(n+1)^n+\frac{1}{(n+1)!}$

Indices Question grade A*

Find the value of $x$ that satisfy the equation: $3^{11}+3^{11}+3^{11} = 3^x$

exponential equation: $6^x+8^x+15^x=9^x+10^x+12^x$

Solving a general equation with sum of exponential

Double sum with parameter at exponent and binomial coefficient partial sum

Exponential equation question

Could be Borel summation applied for Riemann zeta function in the strip region?

Probability that queue A becomes empty before queue B?

How to verify the equation $\frac{1}{e^{2\pi x} - 1} = \sum_{k = 1}^{\infty} e^{-2\pi kx}$

Is there a general rule for addition or subtration of two numbers with the same base but different exponents?

How to estimate the exponential sum $\sum_{|m|\le N} \frac{e^{im^{3/2}}}{m^{1/4}}$

Proof that $\sum_{y=0}^{\infty} \frac{x^y y}{y!} = xe^{x}$

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