Find the exact value of 
given that 
and 
data-wiris-created="true" varid="variable_id_field" variablename="impvar_6e3a9b0193314a16b4577f7f1" />. (Both u and v are in Quadrant II.)
A. 
B. 
C. 
D. 
E. 
Answer: C
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Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Write the statement as a power function equation. Use k as the constant of variation.The cost c of a turkey varies directly as its weight w.
A. c = 
B. c = 
C. c = kw2
D. c = kw
Find the angle between vectors v and w. Round the answer to the nearest tenth of a degree.v = 3i + 3j, w = -2i + 8j
A. 81.8° B. 60° C. 59° D. 149°
On the island of knights and knaves, you meet three natives, A, B, and C, who address you as follows:
A: At least one of us is a knave. B: At most two of us are knaves. What are A, B, and C?