Find the LCD. Do not combine fractions.
, 
A. x(x + 1)(x + 4)
B. x(x + 4)
C. (x + 4)2
D. x(x + 4)2
Answer: D
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Change the order of integration and evaluate the integral.
A. 336?3
B.
| 1,092?3? |
C.
?3D. 714?3
Use a proportion to solve the problem.In a random sampling from a survey concerning music listening habits, 130 out of 160 at-home mothers preferred easy listening to heavy metal. Taking all the data from the survey, 338 at-home mothers expressed a preference for easy listening over heavy metal. How many at-home mothers would you estimate took part in the survey?
A. 425 mothers B. 416 mothers C. 406 mothers D. 411 mothers
Use the factor theorem to decide whether or not the second polynomial is a factor of the first.x4 + 4x3 + 2x - 3; x - 
A. No B. Yes
Write the solution set in interval notation.w is smaller than 34 and larger than 2
A. {w|2 > w < 34} B. {w|2 ? w ? 34} C. {w|2 > w > 34} D. {w|2 < w < 34}