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bjcolby15

Received Math BA in 1994. Found out that dividing by zero does not cause drowsiness. Specializes in trigonometry and a bit of calculus, depending on who's leading in the fifth inning.

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  • Boston, MA, United States
  • Member for 7 years, 1 month
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4 Two trigonometric eliminations Jan 18 '14
4 How to read $\frac{d^2y}{dx^2}$ Jan 18
3 Calculating $z=(1+i)^8(1-i\sqrt{3})^{-6}$ by applying the trigonometric form of a complex number Oct 13 '20
3 Simplification of polar equation Jul 2 '17
3 Math sticker meanings Oct 21 '18
3 If $\sec\theta=-\frac{13}{12}$, then find $\cos{\frac{\theta}{2}}$, where $\frac\pi2<\theta<\pi$. The official answer differs from mine. Feb 18 '19
3 $y$ as coefficient for $5xy$ in the term $5y^2x$ Nov 25 '19
2 Converting Fractional part from Decimal to Binary Feb 2 '20
2 Imaginary and real part of $\sin\left(iz^2\right)$ Dec 27 '19
2 Seeking a trigonometry book that explains everything in depth Mar 1 '20
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