Use reference angles to find the exact value of the expression. Do not use a calculator.cot 
A. - 
B. 
C. - 
D. 
Answer: B
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Solve the problem.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A = 4600e0.064t. By what percentage is the account increasing each year?
A. 6.6% B. 7.1% C. 7.0% D. 6.8%
Find the extreme values of the function subject to the given constraint.
A. Maximum: 8 at 
minimum: -8 at 
B. Maximum: 8 at 
minimum: 0 at 
C. Maximum: 8 at 
minimum: 0 at 
D. Maximum: 8 at 
minimum: -8 at 
Simplify the complex rational expression using Method 1.
A. x - 7
B. 
C. 
D. x + 7
Determine whether the equation defines y as a function of x.5x + 7y = 8
A. y is a function of x B. y is not a function of x