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If f(x) = 2x² - x -9 , find:
a. f(-2)
b. f(x-2)
c. r?

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

In the triangles, tr = ge and sr = fe. if = 3.2 ft, which is a possible measure of ? 1.6 ft 3.0 ft 3.2 ft 4.0 ft

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?