Along jumper lifts off 3 m after starting his run, and lands 6 m later. when he is 8 m from the start line, he is 5 cm above and he ground. write the equation of a parabola that models his path through the air, where x is horizontal distance from the start line in m and y is his height, in cm.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −