Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.cot 540°
A. 0
B. -1
C. 
D. undefined
Answer: D
Mathematics
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Graph.-3x = -5
A. 
B. 
C. 
D. 
Mathematics
Convert. When necessary, round the answer to two decimal places.Jeremy can stand on one leg for 4.3 min. Express this time in seconds.
A. 258 sec B. 222 sec C. 234 sec D. 246 sec
Mathematics
Graph the equation using the indicated viewing window.2x + 3y = 6;X min = -10X max = 10X scl = 2Y min = -8Y max = 8Y scl = 2
A. 
B. 
C. 
D. 
Mathematics
Find an exact value.tan 
A. 
B. 2 + 
C. 
D. - 2 - 
Mathematics