If a = {1, 2, 3} and b = {1, 2, 3, 4, 5, 6, 7, 8} then a ∪ b

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

Which of these triangle pairs can be mapped to each other using a single translation? cof hn

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.