Find a recursive rule for the nth term of the sequence.

5, 20, 80, 320, ...

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)

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width