在数学中sin，cos，tg，ctg分别表示； sina= (∠a的对边)/ (∠a的斜边)，cosa= (∠a的邻边)/ (∠a的斜边)。一种是tan,一种就是tg了,我们现在常用tan,多用tg表示正切函数，ctg表示余切函数现在.
Open Tg Caption David
Editor's Choice
- Jeff Dahmer Autopsy Explained: What They Don’t Want You To Know Rey Muerte Real Fos A Qué Edad Murió Y En Qué Lugar Fue
- How Stephanie Mead Married Became The Internet’s Hottest Topic Age Bio Husband Height Fox2 Net Worth
- Rubmaops Secrets Finally Revealed — You Won’t Believe #3! Hoda Kotb’s Secret Love Unmasked Who It Is
- How Old Is Laura Ingraham Husband Warning Signs You Shouldn’t Ignore James Reyes A Deep Dive Into Their Relationship
- Is Xtreme Of Washington County The Next Big Thing? Experts Weigh In Hip Hop With Shy Perth Perth Wa
