Find the reference angle of the given angle.- 
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.The function E(x) = 0.0036x3 + 0.0055x2 + 0.19x + 1.76 gives the approximate total earnings of a company, in millions of dollars, where
corresponds to 2006, 
corresponds to 2007, and so on. This model is valid for the years from 2006 to 2010. Determine the earnings for 2007. Round to two decimal places if necessary.
A. $1.96 million B. $1.76 million C. $2.19 million D. $1.95 million
Divide the real numbers. Write any improper fraction as a whole or mixed number where appropriate.
A. -60
B. -17.7
C. -1.77
D. 
Perform the operation. Write the answer as a fraction in lowest terms.1
? 
A. 
B. 
C. 
D. 
Solve.There are 1708 students registered at Lincoln Community College. 397 of them are boys. How many girls are registered?
A. 2105 girls B. 2005 girls C. 1301 girls D. 1311 girls