The number of customers received by a drive-through pharmacy on saturday mornings between 8: 00 am and 9: 00 am has a poisson distribution with λ (lambda) equal to 1.4. what is the probability of getting at least 2 customers between 8: 00 am and 9: 00 am in the morning?

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

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)

An octagonal prism has jow many lateral faces?