Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.cot 570°
A. -
B. - 
C. 
D. 
Answer: D
Mathematics
You might also like to view...
Write the number in standard form.35 ? 62
A. 180 B. 612,220,032 C. 8748 D. 279
Mathematics
Provide an appropriate response.When the numerator is the same as the denominator, for example 
, the fraction is called a(n) 
fraction.
A. whole B. proper C. uncommon D. improper
Mathematics
Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.
A. -195.29 B. -195.86 C. -194 D. -195
Mathematics
Translate to a system of two equations, then solve.How many liters of a 30% alcohol solution must be mixed with 40 liters of a 70% solution to get a 50% solution?
A. 8 L B. 4 L C. 80 L D. 40 L
Mathematics