Which is not a function? 1. (0,1), (1,0), (1,1)
2. (0,1), (1,1) , (2,1)
3. (0,0), (1,1), (2,2)
4. (0,0), (1,1), (2,1)

An arrow is shot vertically upward at a rate of 180ft/s. use the projectile formula h=−16t2+v0t to determine at what time(s), in seconds, the arrow is at a height of 420ft. round your answer(s) to the nearest tenth of a second.

What is 0.368,0.380,0.365,and 0.383 in order from least to greatest

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?