At keller’s bike rentals it costs $21 to rent a bike for 4 hours
how many hours of bike use does a customer get per dollar
round answer to nearest hundredth

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)

What does the sign of the slope tell you about a line?

Solving algebraic equations 2m+3=11