Find the area of the specified region.Inside the graph of r = 1 + cos 3?

A. 3? + 
B.
C.  + 
D. 3?


Answer: B

Mathematics

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Find the average value of    over the given region. over the cube in the first octant bounded by the coordinate planes and the planes  

A.
B.
C. 243
D.

Mathematics

Solve the problem.The price of Pearson stock rose  of a dollar each week for 27 weeks in a row. What is the overall change in the stock price?

A. -$3
B. $3
C. $3
D. $3

Mathematics

If ?XWZ ? ?ZYX and ?XWZ + ?WZY = 180°, then WXYZ is a _______________.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the equation. Express the solution in scientific notation.(8.6 × 102)x = 5.3 × 105

A. {1.39 × 104 } B. {6.16 × 106 } C. {6.16 × 10-4 } D. {6.16 × 102 }

Mathematics