Find the product or quotient, using trigonometric form. Write the answer in the form a + bi.
A. 
- 
i
B. 
- 
i
C. 
+ 
i
D. 
- 
i
Answer: C
Mathematics
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Find the radius of convergence of the power series.
A. 1 B. 0 C. 2 D. ?
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Solve the problem.
Find the price per share of ARCDX for the previous day.
A. $10.27 B. $10.52 C. $10.34 D. $10.55
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By observing the vertical and horizontal change of the line between the two points indicated, determine the slope of the line.
A. m = 7 B. m = -7 C. m = -1 D. m = 1
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Write the number in scientific notation.7,200,000
A. 7.2 × 10-6 B. 7.2 × 107 C. 7.2 × 10-7 D. 7.2 × 106
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