Question

How to prove $a_n = \frac1 n \sin(\frac12 n\pi)$ is a convergent sequence?

score 113 · Answer 1 · 2019-04-09 10:14:08

113

Views

How to prove $a_n = \frac1 n \sin(\frac12 n\pi)$ is a convergent sequence?

Published on 09 Apr 2019 - 10:14

score 189 · Answer 2 · 2019-04-11 19:53:03

189

Views

Determining the Equation of a Graph based on points

Published on 11 Apr 2019 - 19:53

score 199 · Answer 3 · 2019-04-12 13:17:11

199

Views

How can I draw an ideal curve for heaps law to compare with my graph from my text data?

Published on 12 Apr 2019 - 13:17

score 165 · Answer 4 · 2026-03-28 03:01:08

165

Views

Is $x^{\frac{1}{2}}$ equal to $\sqrt{x}$ or $\pm\sqrt{x}$?

Published on 28 Mar 2026 - 3:01

score 63 · Answer 5 · 2019-04-13 22:20:18

63

Views

What am I doing wrong when testing for concavity with $f(x)=5x^{2/3}-2x^{5/3}$?

Published on 13 Apr 2019 - 22:20

score 301 · Answer 6 · 2019-04-13 22:55:25

301

Views

Why's the Graph of $y = \sin (\cos (e^x))$ so Wonky?

Published on 13 Apr 2019 - 22:55

score 38 · Answer 7 · 2019-04-14 20:02:12

38

Views

Why do I get different results when testing for increasing/decreasing intervals of a function here?

Published on 14 Apr 2019 - 20:02

score 57 · Answer 8 · 2019-04-15 13:45:31

57

Views

Why is the y-intercept of $\frac {\sin(x)}{x}$ 1?

Published on 15 Apr 2019 - 13:45

score 394 · Answer 9 · 2026-03-24 22:07:35

394

Views

How to find $k$ such that the line $y=x-2-k$ is tangent to the circle given by $x^2+(y+2)^2=4$?

Published on 24 Mar 2026 - 22:07

score 770 · Answer 10 · 2019-04-18 21:29:47

770

Views

Finding the range of a reciprocal quadratic graph

Published on 18 Apr 2019 - 21:29

score 89 · Answer 11 · 2019-04-18 22:54:36

89

Views

Sketching graphs of functions with a repeated root in the denominator

Published on 18 Apr 2019 - 22:54

score 192 · Answer 12 · 2026-03-29 08:15:02

192

Views

How to describe the graph of a spiral whos origin moves over time?

Published on 29 Mar 2026 - 8:15

score 50 · Answer 13 · 2019-04-19 02:59:44

50

Views

Finding what a line does under the function $\mathbf f:\mathbf R^2\rightarrow\mathbf R^3,\mathbf f(x,y)=(x+2y,x-2y) $

Published on 19 Apr 2019 - 2:59

score 186 · Answer 14 · 2026-03-29 08:15:09

186

Views

Minimum value of $y=\sin( 2x) - x$, where $x\in [-\frac{\pi}2,\frac{\pi}2]$

Published on 29 Mar 2026 - 8:15

score 47 · Answer 15 · 2026-03-26 21:35:21

47

Views

Graphing $f(x)=\left|x^2-2x \right|-x$.

Published on 26 Mar 2026 - 21:35

List Question

How to prove $a_n = \frac1 n \sin(\frac12 n\pi)$ is a convergent sequence?

Determining the Equation of a Graph based on points

How can I draw an ideal curve for heaps law to compare with my graph from my text data?

Is $x^{\frac{1}{2}}$ equal to $\sqrt{x}$ or $\pm\sqrt{x}$?

What am I doing wrong when testing for concavity with $f(x)=5x^{2/3}-2x^{5/3}$?

Why's the Graph of $y = \sin (\cos (e^x))$ so Wonky?

Why do I get different results when testing for increasing/decreasing intervals of a function here?

Why is the y-intercept of $\frac {\sin(x)}{x}$ 1?

How to find $k$ such that the line $y=x-2-k$ is tangent to the circle given by $x^2+(y+2)^2=4$?

Finding the range of a reciprocal quadratic graph

Sketching graphs of functions with a repeated root in the denominator

How to describe the graph of a spiral whos origin moves over time?

Finding what a line does under the function $\mathbf f:\mathbf R^2\rightarrow\mathbf R^3,\mathbf f(x,y)=(x+2y,x-2y) $

Minimum value of $y=\sin( 2x) - x$, where $x\in [-\frac{\pi}2,\frac{\pi}2]$

Graphing $f(x)=\left|x^2-2x \right|-x$.

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