Should i know how to do this? plz fireworks can go up 1000 feet in around 3 seconds. whats is its vertical speed in feet per second and miles per hour?

Find parametric equations for the line. (enter your answers as a comma-separated list of equations. let x, y, and z be functions of t.) the line in the direction of the vector 5 i + 5 j − 6k and through the point (−4, 4, −2).

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

If sin(x) = 0 and cos(x) = 1, what is tan(x)?