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GAVD

If you want a happy ending, that depends, of course, on where you stop your story.

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41 Square root confusion: Why am I getting an answer if it doesn't work? Jun 16 '16
13 The probability that A hits a target is $\frac14$ and that of B is $\frac13$. If they fire at once and one hits the target, find $P(\text{A hits})$ Sep 26 '17
9 $x^2 + 3x + \frac{3}x + \frac{1}{x^2} = 26$ and $x$ can be written as $a + \sqrt{b}$ where $a$ and $b$ are positive integers, then find $a + b$. Aug 27 '17
9 Proving roots of a polynomial are real and distinct. Jul 14 '16
8 Prove that if $p$ and $p^2+2$ are prime then $p^3+2$ is prime too Oct 6 '15
8 Why is the matrix product of 2 orthogonal matrices also an orthogonal matrix? Sep 1 '15
8 Calculate eigenvalues and eigenvectors Sep 22 '17
8 Verifying that the Sequence $\frac{4n-1}{5n}$ is Bounded and Increasing Sep 29 '17
8 Proving $f(x)>0$ on $\mathbb{R}^+$ given that $f(0)=0$ and $f'(x)>f(x)$ Oct 2 '17
7 For $0<x<\dfrac{\pi}{4}$ prove that $\frac{\cos x}{\sin^2x(\cos x-\sin x)}>8$. Aug 28 '17
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