For the compound inequality, give the solution set in both interval and graph forms.2x + 5 ? 1 and 2x + 5 ? 9
A. (-?, -2] ? [2, ?)
B. [-2, 2]
C. [-2, ?)
D. (-2, 2]
Answer: B
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In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer TV in a school of 600 students?
A. About 12 students B. About 72 students C. About 108 students D. About 120 students
Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. -
B. -
C. -
D. -3
Write the following decimal as an equivalent reduced fraction or mixed number.74.955
A. 14
B. 74
C. 
D. 
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, csc ? > 0Find sin 
.
A. 
B. 
C. 
D. 