Give an expression that generates all angles coterminal with the given angle. Let n represent any integer.-21°
A. -21° - n ? 180°
B. -21° + n ? 360°
C. -21° + n ? 180°
D. -21° + 2n ? 360°
Answer: B
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Evaluate the surface integral of the function G over the surface S.G(x, y, z) = x + z; S is the surface of the wedge formed from the coordinate planes and the planes 
and y = 5
A. 63 + 45
B. 
+ 45
C. 72 + 45
D. 63 + 15
Solve the problem.The voltage E in an electrical circuit is given by E = 5.8 cos 30?t, where t is time measured in seconds. Find the frequency of the function (that is, find the number of cycles or periods completed in one second).
A. 15
B. 
C. 30
D. 
Find the numerical value of the expression for 
and 
x - 2
A. a) 2 b) 16 B. a) 16 b) 2 C. a) 6 b) 20 D. a) 8 b) 36
Simplify the expression. Write the result using positive exponents only.
A. p9
B. p14
C. 
D. 