Using the graph, determine the coordinates of the roots of the parabola. Y 10 9 8 7 6 5 4 3 2 1 X 6 -10-28 -7 5 3 -1 2 2 3 4 6 7. 8 10 9 -1 -3 ch is Vio Answer type:

Write the sentence as an equation. b increased by 281 is d

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?