If one of student is selected at random what is the probability that he or she spent between 10 and 20 hours in the lab?
Use the following information to answer question, 24 students in an engineering class were asked to record the number of hours spent in a lab during a week. The results are listed below.
3, 10, 21, 14, 8, 5, 1, 4, 13, 7, 9, 6, 11, 10, 6, 7, 12, 16, 1 , 7, 14, 1, 11, 8
3/8
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Find the value of 
a. 0
b. –0.7
c. –0.7
d. –0.6
e. 0.16
Use synthetic division to find the quotient.
A. x3 + 3x2 + 2x - 1 B. x3 + 2x2 + 2x + 1 C. x3 + 2x2 + 4x D. x3 + 2x2 + 4x + 3
Add the polynomials. Express your answer in standard form.(13mn4 + 4m2n2 + n4) + (4m2n2 - 8n4 - 6mn4)
A. 19mn4 + 8m2n2 + 7n4 B. 7mn4 + 8m2n2 - 9n4 C. 19mn4 - 8m2n2 - 7n4 D. 7mn4 + 8m2n2 - 7n4
Determine whether (f(g(x)) = x and whether (g (f(x)) = x.f(x) = x2 + 5 , g(x) = 
- 5
A. Yes, no B. No, yes C. No, no D. Yes, yes