### Questions (32)

 22 Is there a symbol for “taking a derivative of something”? 16 What is the symbol for imaginary numbers? 9 ln(2) contradiction 3 Why do Fibonacci Digits always return to either 11 or 14? 2 Is there a rigorous way to differentiate between different types of randomness?

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 4 How can I find the equation of a circle given two points and a tangent line through one of the points? 1 Connection between powers of $i$ and derivatives of $\sin$ and $\cos$? 0 Soving a trigonometric system such as $\cos x-\cos y=0.2187$ and $\sin x-\sin y =-0.469$ 0 Prove that, for any polygon, taking all pair of adjacent angles, subtracting 180 from their sum, and adding all the results together equals $180(n-4)$ 0 Pure Nash equililibrium

### Tags (48)

 4 circles 1 derivatives × 5 4 polynomials 1 exponentiation × 3 4 systems-of-equations 1 complex-analysis × 2 4 tangent-line 0 algebra-precalculus × 6 1 trigonometry × 6 0 calculus × 5

### Bookmarks (2)

 147 Alternative notation for exponents, logs and roots? 7 How to calculate curvature of Earth per surface kilometer