Write a rule for the nth term of the sequence. Then find a..
3. 4, 20, 100, 500, ...

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)

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)