Tomas factored the polynomial completely. What is true about his final product? 3x4−18x3+9x2−54x

Ax(x2+B)(x+C)

A and B are both 6.
A and B are both 3.
B and C are both positive.
B and C are both negative.

Describe the relationship between the angles of similar triangles and the sides of similar triangles

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?

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?