Determine the sign of the trigonometric function.cot(-217°)
A. Positive
B. Negative
Answer: B
Mathematics
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Find the indicated directed path.Find a directed path from "A to C". 
A. "ADBEC" B. "ADEC" C. "AC" D. "ADC"
Mathematics
Find the first year's depreciation using the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar.
A. $18,933 B. $22,000 C. $13,200 D. $48,000
Mathematics
Graph the relation using solid circles and the inverse using open circles.{(15, -20), (-11, 6), (-15, -16)}
A. 
B. 
C. 
D. 
Mathematics
A point P(x, y) in rectangular coordinates is given. Determine the polar coordinates 
such that 
and 
(3, -3)
A. 
B. 
C. 
D. 
Mathematics