if my ferrari consumes 6 gallons of petrol each hour and my aston martin consumes 8 gallons of petrol each hour, what is the difference in seconds between the two cars to consume a litre of petrol

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Write the rational number in lowest terms 99/-15

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)