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2024-10-02 10:57:50 -06:00 · 2024-10-02 10:57:50 -06:00 · af8d80bf60
commit af8d80bf60
parent 7808dbd460
1 changed files with 2 additions and 2 deletions
--- a/education/math/MATH1060
+++ b/education/math/MATH1060
@ -78,9 +78,9 @@ Given the form $y = A\tan(Bx - C) + D$ (the same applies for $\cot$)
 # Secant
 $$ y = \sec{x} $$
 ![Graph of secant](assets/graphsec.jpg)
-The reference graph of secant has has a period of $2\pi$, 
-$$ sec(x) = \frac{1}{\cos{x}} $$

+$$ sec(x) = \frac{1}{\cos{x}} $$
+Because secant is the reciprocal of cosine, when $\cos{x} = 0$, then secant is undefined. $

 # Examples
 > Given $-2\tan(\pi*x + \pi) - 1$