Solve the problem. Use 3.14 for ?.A rubber ice-hockey puck has a 3.3 in. diameter. What is the surface area of one flat side of the puck?
A. 4.27433 in.2
B. 10.362 in.2
C. 8.54865 in.2
D. 34.1946 in.2
Answer: C
Mathematics
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Evaluate the surface integral of G over the surface S.S is the plane x + y + z = 4 above the rectangle 0 ? x? 1 and 0 ? y ? 3; G(x,y,z) = 2z
A. 12
B. -18
C. 30
D. 18
Mathematics
Evaluate.60
A. -1 B. 6 C. 1 D. 0
Mathematics
Simplify the expression. Assume all variables represent nonzero real numbers.48 ? 45
A. 1640 B. 440 C. 413 D. 813
Mathematics
Simplify the radical. Assume that all variables represent nonnegative real numbers. 
A. x7
B. x9
C. x8
D. x8
Mathematics