What number should be added to the expression x4 – 16x
to change it into a perfect square trinomial?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172