Alarge container holds 5 gallons of water. it begins leaking at a constant rate. after 10 minutes, the container has 3 gallons of water left. at what rate is the water leaking?

If you could answer these your a life saver

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).