For every 90 minutes of sleep, a person has one dream stage. Rachel went to bed at 10:00 P. M. and woke up at 5:00 A. M. How many dream stages did she likely have?

2!7! Divided by 4!8! Simplified

Which type of triangle will always have exactly 1-fold reflectional symmetry?

Two skaters all racing toward the finish line of a race the first skater has for team lead and is traveling at a rate of 12 meters per second the second skater is traveling at a rate of 14 meters per second how long will it take for the second

Find the equation of the tangent plane to (a) z = 4x 2 - y 2 + 2y at (-1, 2, 4)

Standard deduction used for? a. The standard deduction is the minimum size a deduction can be to be counted. b. The standard deduction is claimed automatically, before other deductions are calculated. c.

7k:3=21. What is the value of k?

Which of the pairs of angles are vertical angles and thus congruent?

3r + 7r, Solve for r

Which of these are the intercepts of the graph of y = 3x - 12?

For the given functions find (f•g) (x) and (g•f) (x) and the domain of each. f (x) = 8x+5, g (x) = √x