Solve.The discus is thrown from a circular region 8 feet 3 inches in diameter. What is the area of the circle (in square inches)? Use 3.14 for ?. Round to the nearest tenth, if necessary.
A. 30,775.1 sq in.
B. 310.9 sq in.
C. 7693.8 sq in.
D. 3846.9 sq in.
Answer: C
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Determine if the series converges absolutely, converges, or diverges.
A. Converges absolutely B. converges conditionally C. Diverges
Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of 
in. go into a piece of wood when it is turned 10 complete rotations clockwise?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 14, 
= 8, ? = 62°
Find 
A. 12.4 B. 16.1 C. 19.1 D. -83.2
Factor the GCF from each term in the expression.30x + 15
A. 5(6x + 3) B. 15(2x + 1) C. 15(2x) D. 3(10x + 5)