Write the complex number in trigonometric form. Begin by sketching the graph to help find the argument ?.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
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Convert 0.87 dm to centimeters.__________ cm
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A company's annual revenue for the period since 2000 can be modeled by the function 
where R is in millions of dollars and n = 0 corresponds to 2000. Assuming the model accurately predicts future revenue, find the year in which the revenue first exceeds $3.90 million.
A. 2005 B. 2007 C. 2006 D. 2009
Solve the following system of equations using the addition method. If both variables cancel out, state your solution as no solution or infinitely many solutions.8m - 6n = -84m + 12n = 6
A. 
B. no solution
C. 
D. 
Write the equation in exponential form.log10 0.00001 = -5
A. 10-5 = 0.1 B. 10 5 = 0.1 C. 10-5 = 0.00001 D. 10 5 = 0.00001