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Joshua Wang

Apparently, this user prefers to keep an air of mystery about them.

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5 Polynomial Division - Remainder when divisor is squared?? Oct 15
4 Finding all integer solutions of $\frac{1}{x} + \frac{1}{y} - \frac{1}{z} = \frac12$ Oct 28
4 Show that an ellipse $\frac{x^2}{a^2} + \frac{y^2}{b^2}$ = 1 is a smooth curve Nov 2
4 $58^{5745} \pmod{59}$ Nov 8
4 LCM of 3 numbers is given then what can't GCD be Nov 13
4 Prove that $\frac{d}{dx} (f(x))^2=2*f(x)f'(x)$ Nov 27
3 Solving $u=2x+y$ and $v=\frac{5x}{x+y}$ for $x$ and $y$ Nov 18
3 In $\Delta ABC, AB = 13, AC = 5, BC = 12.$ Points $M,N$ lie on $AC,BC$ respectively with $CM = CN = 4$. Nov 13
3 Solution of $1+x<e^x$ Nov 15
3 Simplest way to show $abcd\leq C (a^4+b^4+c^4+d^4)$ for some $C>0$. Nov 13
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