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windircurse

Member for 8 years, 5 months
Last seen more than 1 year ago

Summary

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1,912

1.9k
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1.8k

2021
2022
2023
2024

Top tag

calculus

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2,000 Rep.

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1

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Answers

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4

Use Trig Identities to solve $\sin x \cos^4 x+\cos^6 x$

Feb 17, 2017

3

How can $\int \frac{2^x3^xdx}{9^x-4^x}$ be found?

Feb 12, 2017

3

A combinatorial task I just can't solve

May 10, 2016

3

Doubt on evaluation of limits using squeeze theorem /sandwich theorem

May 10, 2016

3

Getting $\sin^2$ and $\cos^2$ values from $\sin^2 \alpha = \frac{1}{4} \cos^2 \alpha = \frac{1}{4}(1 - \sin^2 \alpha)$

May 25, 2016

Questions

View all 42 questions

69

$100$-th derivative of the function $f(x)=e^{x}\cos(x)$

Apr 21, 2016

12

Cardinality of set of all everywhere-discontinuous functions

Nov 13, 2017

11

How many uncountable subsets of power set of integers are there?

Nov 22, 2017

6

Proof of Möbius inversion formula - the other direction

Jan 27, 2019

4

$X'$ finite-dimensional implies $X$ finite-dimensional

Jan 31, 2019

Tags

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calculus

10

Score

12

posts

trigonometry

7

Score

2

posts

combinatorics

6

Score

3

posts

indefinite-integrals

6

Score

3

posts

limits

6

Score

3

posts

Reputation

+10

How to prove that for all non-empty sets A, B, $(A \in \mathscr P(S)$ AND $(B \in \mathscr P(S)$) implies $A \cap B \in \mathscr P (S)$

+20

$100$-th derivative of the function $f(x)=e^{x}\cos(x)$

+10

Doubt on evaluation of limits using squeeze theorem /sandwich theorem

+10

How do I solve $-\int \frac{dy}{y(ay^2+by+c)^{1/2}}$?

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Jan 11, 2017
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Apr 22, 2016

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