Determine which of the numbers below is a possible order of magnitude estimate of the quantity described.The thickness of a compact disc.
A. 0.01 inches
B. 0.05 inches
C. 0.1 inches
D. 0.005 inches
Answer: B
Mathematics
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Find the area of the circle with the given radius or diameter. Use ? ? 3.14.d = 20 cm (Round your answer to the nearest tenth if necessary.)
A. A ? 62.8 cm2 B. A ? 1256 cm2 C. A ? 125.6 cm2 D. A ? 314 cm2
Mathematics
Perform the requested operation on the given function.f(x) = 
, g(x) = 8x - 2Find (fg)(x).
A. 16x - 2
B. 
+ 16x
C. 16x2 - 4
D. 8x
- 2
Mathematics
Simplify the factorial expression.
A. n + 14
B. n + 15
C. 
D. 
Mathematics
Determine if the given polar coordinates represent the same point.(5, ?/4), (-5, ?/4)
A. Yes B. No
Mathematics