The height, in meters ,of a projectile can be modeled by the function f(t)=-4.9t^2+19.6t+50, where t is the number of seconds since the object was launched. how long does it take to reach max height after it launches?​

Acharity is conducting a raffle, and it sells one ticket each to 35 women and 21 men. if 5 winners are randomly selected, what is the probability that they are all men? round to five decimal places. 0.00533 0.06268 0.09537 0.07776

An angle that measures between 90 and 180° is called a(,

Which equation represents the function on the graph?