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Mathematics
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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 5 years, 2 months
  • 116 profile views
  • Last seen 2 hours ago

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Top Posts (118) All Questions Answers | Votes Newest

3 Two trigonometric eliminations Jan 18 '14
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
2 How to sketch the graph of this function without calculator? Feb 20
2 definition of affine polynomial Feb 10
2 Let $f,g\colon\mathbb R\to\mathbb R$, where $g(x)=1-x+x^2$ and $f(x) = ax+b$. If $(g\circ f)(x) = 9x^2-9x+3$, determine $a$, $b$. Mar 13
2 Finding general formula for a recursively defined series Dec 9 '18
2 Finding the Possible Values of y = tan(x) Feb 25 '18
2 Solve quadratic equation $2x^2-5x+4 =0$ Apr 30 '18
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