User Jiew Meng

46 votes

3 answers

14k views

Axiom of Regularity

asked Sep 30, 2012 at 13:41

21 votes

7 answers

13k views

Resources/Books for Discrete Mathematics

asked Nov 14, 2010 at 3:57

20 votes

2 answers

61k views

Differentiating Definite Integral

asked May 1, 2012 at 2:37

18 votes

2 answers

54k views

Increasing precision of Octave

asked Mar 14, 2012 at 4:05

11 votes

3 answers

498 views

Show $\frac{d}{dx} \tan^3{x}-3 \tan{x}+3x = 3 \tan^4{x}$

asked Nov 24, 2011 at 15:24

10 votes

3 answers

11k views

Prove that if $2^n - 1$ is prime, then $n$ is prime for $n$ being a natural number

asked Aug 25, 2012 at 2:53

9 votes

3 answers

15k views

Is there a systematic way of solving cubic equations?

asked Sep 4, 2011 at 3:02

7 votes

2 answers

30k views

Area of Triangle via Vectors

asked Nov 8, 2011 at 14:36

7 votes

5 answers

5k views

Why $\,\gcd(a,b) = \gcd(b,a\bmod b)$? [understanding Euclidean algorithm]

asked Aug 23, 2011 at 6:07

7 votes

3 answers

17k views

How to know what is the degree of the remainder

asked Sep 18, 2011 at 10:25

6 votes

1 answer

225 views

Finding Limit $\lim_{x \to \infty} (2^x + 3^x + 5^x + 7 ^x + 11 ^x +13^x)^{\frac{1}{x}}$

asked Feb 24, 2012 at 1:10

6 votes

4 answers

630 views

Show $4 \cos^2{\frac{\pi}{5}} - 2 \cos{\frac{\pi}{5}} -1 = 0$

asked Feb 26, 2012 at 2:37

6 votes

3 answers

398 views

Evaluating $\sum_{n=0}^{\infty} \left(\frac{1}{2^{n-1}+1 }+ \frac{1}{2^n+1}\right)$

asked Apr 20, 2012 at 3:51

5 votes

2 answers

12k views

Radius of convergence of power series or geometric series

asked Apr 22, 2012 at 2:10

5 votes

5 answers

3k views

Finding $\int e^{2x} \sin{4x} \, dx$

asked Apr 25, 2012 at 3:14

5 votes

1 answer

35k views

Which value goes on which axis in "plot $a$ against $b$"?

asked Sep 7, 2012 at 14:30

5 votes

4 answers

3k views

Showing $\frac{x+y+z}{3} \ge \sqrt[3]{xyz}$ for $x,y,z \ge 0$

asked Apr 7, 2012 at 13:20

5 votes

3 answers

212 views

Prove $\frac{(5^{x-1}+5^{x+1})^2}{25^{x-1}+25^{x+1}}=\frac{338}{313}$

asked Jan 25, 2012 at 9:42

5 votes

2 answers

24k views

How to determine if a binary addition/subtraction has an overflow

asked Sep 19, 2011 at 14:56

5 votes

4 answers

36k views

Can someone explain consensus theorem for boolean algebra

asked Aug 30, 2011 at 13:58

5 votes

1 answer

750 views

Finding inverse of a function

asked Sep 3, 2011 at 13:41

5 votes

1 answer

126 views

Solving for Inequality $\frac{12}{2x-3}<1+2x$

asked Sep 10, 2011 at 2:45

4 votes

3 answers

7k views

How to do addition/subtraction with n complement eg. Decimal subtraction via 10s complement

asked Aug 28, 2011 at 12:05

4 votes

3 answers

1k views

Problem about sum of arithemtic progression and geometric progression

asked Oct 8, 2011 at 7:45

4 votes

2 answers

336 views

Resources for practicing Maths

asked Oct 8, 2011 at 10:41

4 votes

1 answer

2k views

Need help with Applications of Differentiation Problem

asked Oct 11, 2011 at 14:05

4 votes

2 answers

42k views

Finding Equation of Tangent parallel to x & y axis

asked Nov 18, 2011 at 9:10

4 votes

3 answers

17k views

De Moivre Theorem for Fractional Power: k & n explanation

asked Nov 23, 2011 at 0:33

4 votes

3 answers

10k views

Maximize volume of box in ellipsoid

asked Apr 8, 2012 at 8:51

4 votes

1 answer

3k views

Verify for $f(x,y)$, homogeneous of degree $n$: $xf_x+yf_y=nf$

asked Apr 11, 2012 at 14:21

Stack Exchange Network

205 Questions

Axiom of Regularity

Resources/Books for Discrete Mathematics

Differentiating Definite Integral

Increasing precision of Octave

Show $\frac{d}{dx} \tan^3{x}-3 \tan{x}+3x = 3 \tan^4{x}$

Prove that if $2^n - 1$ is prime, then $n$ is prime for $n$ being a natural number

Is there a systematic way of solving cubic equations?

Area of Triangle via Vectors

Why $\,\gcd(a,b) = \gcd(b,a\bmod b)$? [understanding Euclidean algorithm]

How to know what is the degree of the remainder

Finding Limit $\lim_{x \to \infty} (2^x + 3^x + 5^x + 7 ^x + 11 ^x +13^x)^{\frac{1}{x}}$

Show $4 \cos^2{\frac{\pi}{5}} - 2 \cos{\frac{\pi}{5}} -1 = 0$

Evaluating $\sum_{n=0}^{\infty} \left(\frac{1}{2^{n-1}+1 }+ \frac{1}{2^n+1}\right)$

Radius of convergence of power series or geometric series

Finding $\int e^{2x} \sin{4x} \, dx$

Which value goes on which axis in "plot $a$ against $b$"?

Showing $\frac{x+y+z}{3} \ge \sqrt[3]{xyz}$ for $x,y,z \ge 0$

Prove $\frac{(5^{x-1}+5^{x+1})^2}{25^{x-1}+25^{x+1}}=\frac{338}{313}$

How to determine if a binary addition/subtraction has an overflow

Can someone explain consensus theorem for boolean algebra

Finding inverse of a function

Solving for Inequality $\frac{12}{2x-3}<1+2x$

How to do addition/subtraction with n complement eg. Decimal subtraction via 10s complement

Problem about sum of arithemtic progression and geometric progression

Resources for practicing Maths

Need help with Applications of Differentiation Problem

Finding Equation of Tangent parallel to x & y axis

De Moivre Theorem for Fractional Power: k & n explanation

Maximize volume of box in ellipsoid

Verify for $f(x,y)$, homogeneous of degree $n$: $xf_x+yf_y=nf$