Use long division to divide x^4+5x^3+7x^2-2x+15

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits