A dog named Lola chased a squirrel that was running at 4.2 meters per second. During the chase, Lola ran across a field at a constant velocity for 2.4seconds. She ran 8.4meters in that time. What was Lola's velocity?

What is the vertex form of f(x) = x2 + 6x + 3

If u good at math hit me up on insta or sum @basic_jaiden or @ and

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0