Question

What would be the approach for determining whether these function is one to one or onto both or neither?

score 370 · Answer 1 · 2020-04-04 19:42:59

370

Views

What would be the approach for determining whether these function is one to one or onto both or neither?

Published on 04 Apr 2020 - 19:42

score 59 · Answer 2 · 2020-04-06 07:44:36

59

Views

Can a rational function ( with linear num. & denom.) always be expressed as a composition of elementary ( invertible) functions?

Published on 06 Apr 2020 - 7:44

score 50 · Answer 3 · 2020-04-08 14:40:48

50

Views

What is the inverse of $ f(x)= \sqrt{\log_{3} (x)}$. Why is $g(x)= 3^{x^2}$ not properly $f$'s inverse?

Published on 08 Apr 2020 - 14:40

score 32 · Answer 4 · 2020-04-09 13:29:28

32

Views

Are there cases where the extremum ( or local extremum) of a function can be found algebraically ( without calculus)?

Published on 09 Apr 2020 - 13:29

score 45 · Answer 5 · 2020-04-11 11:46:51

45

Views

Inequalities involving elementary functions

Published on 11 Apr 2020 - 11:46

score 26 · Answer 6 · 2020-04-11 13:33:36

26

Views

Is there a formula to determine the domain and the range of a function composition with $n$ components? How to define domain and range here?

Published on 11 Apr 2020 - 13:33

score 704 · Answer 7 · 2020-04-11 13:58:29

704

Views

Symmetric functions written in terms of the elementary symmetric polynomials.

Published on 11 Apr 2020 - 13:58

score 63 · Answer 8 · 2020-04-14 03:25:46

63

Views

Graphing a given function

Published on 14 Apr 2020 - 3:25

score 39 · Answer 9 · 2020-04-14 23:58:13

39

Views

Polynomial coefficients of $f(x) = \frac{1}{100} e^{5x} - \frac{1}{4}$

Published on 14 Apr 2020 - 23:58

score 57 · Answer 10 · 2020-04-15 13:44:05

57

Views

Online Math resource

Published on 15 Apr 2020 - 13:44

score 99 · Answer 11 · 2020-04-18 19:01:56

99

Views

Find the domain and range of the function : $f(x) = \sqrt{\lfloor x\rfloor -x}$

Published on 18 Apr 2020 - 19:01

score 78 · Answer 12 · 2020-04-19 17:44:51

78

Views

Ito integral definition of a elementary process

Published on 19 Apr 2020 - 17:44

score 64 · Answer 13 · 2020-04-21 21:26:49

64

Views

Given an integer of the form: $2^j*3^k$ - is there a way to quickly find j and k?

Published on 21 Apr 2020 - 21:26

score 31 · Answer 14 · 2020-04-30 07:46:01

31

Views

Proving that $\exists x\in (-1,1),\frac{a}{x^3+2x^2-1}+\frac{b}{x^3+x-2}=0$

Published on 30 Apr 2020 - 7:46

score 253 · Answer 15 · 2020-05-15 09:41:39

253

Views

Open Problems to do with Polynomials and/or Elementary Function Theory

Published on 15 May 2020 - 9:41

List Question

What would be the approach for determining whether these function is one to one or onto both or neither?

Can a rational function ( with linear num. & denom.) always be expressed as a composition of elementary ( invertible) functions?

What is the inverse of $ f(x)= \sqrt{\log_{3} (x)}$. Why is $g(x)= 3^{x^2}$ not properly $f$'s inverse?

Are there cases where the extremum ( or local extremum) of a function can be found algebraically ( without calculus)?

Inequalities involving elementary functions

Is there a formula to determine the domain and the range of a function composition with $n$ components? How to define domain and range here?

Symmetric functions written in terms of the elementary symmetric polynomials.

Graphing a given function

Polynomial coefficients of $f(x) = \frac{1}{100} e^{5x} - \frac{1}{4}$

Online Math resource

Find the domain and range of the function : $f(x) = \sqrt{\lfloor x\rfloor -x}$

Ito integral definition of a elementary process

Given an integer of the form: $2^j*3^k$ - is there a way to quickly find j and k?

Proving that $\exists x\in (-1,1),\frac{a}{x^3+2x^2-1}+\frac{b}{x^3+x-2}=0$

Open Problems to do with Polynomials and/or Elementary Function Theory

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