- How would you use a double angle identity to find tan(2x) given cosx=-5/13 and sinx < 0?

Discover Questions

What is usually called POTATO BUG in the US? The Colorado beetle, the pill bug, or the Jerusalem cricket? A goalie kicks a ball and it goes 35 meters down field. The ball's maximum height is 20 meters. What angle did the ball leave goalie'a feet? Would salt choke a mouse? I was going to put it work borax? Is there a way to imagine how fast the Earth is moving through space or how fast it is spinning? Two forces of same magnitude act at a point.The square of their resultant is 3 times the product of their magnitudes.The angle b/w them is?