The sum of the first 10 terms of the arithmetic series for which a1 = is
180, a2 =
150, and a3 = 120

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).