For t≥0, the position of a particle moving along the x-axis is given by x(t)=sint−cost. What is the acceleration of the particle at the point where the velocity is first equal to 0 ?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air