Aliane created a table showing the flight information for four cities.

departing from arriving at flight time
city a city b 4.2 hours
city a city c 3.9 hours
city b city a 5.1 hours
city b city d 9.5 hours
city c city b 1.7 hours
city c city d 2.2 hours
city d city a 10.5 hours
city d city b 8.6 hours

which matrix correctly represents aliane’s flight information?

What's the difference between: x≥0 and nonnegative integer. ?

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?