query: In Unit circle, in second quadrant, why is X taken negative?
positive_passages.docid: 69077
positive_passages.text: When the trig functions moved from the right triangle to the unit circle?
negative_passages.docid: 5679
negative_passages.text: Why is $2\pi i \neq 0?$
negative_passages.docid: 49318
negative_passages.text: Negative sign in rotation operator again
negative_passages.docid: 24440
negative_passages.text: Revolving Beacon confusing calculus problem
negative_passages.docid: 67710
negative_passages.text: Determine the smallest positive value of x(in degrees) for which: $\tan(x+100^{\circ}) = \tan(x+50^{\circ})\tan (x)\tan(x-50^{\circ})$
negative_passages.docid: 16585
negative_passages.text: What constitutes a double negative?
negative_passages.docid: 140459
negative_passages.text: Why is $\left(e^{2\pi i}\right)^i \neq e^{-2 \pi}$?
negative_passages.docid: 67635
negative_passages.text: Why does $\epsilon_0=1$ in CGS units?
negative_passages.docid: 91521
negative_passages.text: Ambiguity of notation: $\sin(x)^2$
negative_passages.docid: 53661
negative_passages.text: Intuition surrounding units in $R[x]$
negative_passages.docid: 155148
negative_passages.text: Why is $\sin 30^\circ=\frac{1}{2}$
negative_passages.docid: 28890
negative_passages.text: Why does the tangent of numbers very close to $\frac{\pi}{2}$ resemble the number of degrees in a radian?
negative_passages.docid: 61215
negative_passages.text: Can ICC values be negative?
negative_passages.docid: 83677
negative_passages.text: Use of negative frequency for the sake of simplifying mathematics?
negative_passages.docid: 96265
negative_passages.text: Why does $x= \frac{1}{2}(z+\bar{z}) = \frac{1}{2}(z+\frac{r^{2}}{z})$ on the circle?
negative_passages.docid: 73776
negative_passages.text: Eccentricity of an ellipse
negative_passages.docid: 61495
negative_passages.text: Why does an integral change signs when flipping the boundaries?