Let f (x) = {4 for x 3. Use geometric formulas to evaluate the integral from 1 to 7 of f (x) dx.

18

16

15

None of these

A scout troop plans to hike a 21-mile trail in the Appalachian Mountains. They expect to hike the trail at a rate of 3.5 miles per day.

The cargo space of the truck is 2.44 meters wide, 2.76 meters high, and 8.20 meters long. How many cubic meters of cargo space does the truck have?

Set up the following word problem as a proportion and solve. Then write your answer as a complete sentence. A health department estimates that 8 vials of malaria serum will treat 100 people.

Which of the following is the best way of selecting a random sample

Factor x squared plus 5 plus 4

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. The solution set of n2 - 14n = - 45 is [ ]

Peter is 2 years older than Winnie. Peter's age is 16 years less than seven times Winnie's age. The equations below model the relationship between Peter's age (p) and Winnie's age (w): p = w + 2 p =

Name a fraction equivalent to 2/3

The teacher has 15 gold prize ribbons, 22 blue ribbons, and 5e red ribbons. There are 12 boys and 18 girls in the class.

3 (6x^2-5x+7) - 2 (-4x^2+8-10)