Find all solutions of the equation. Leave answers in trigonometric form.x3 + 8i = 0
A. 2 cis 90°, 2 cis 150°, 2 cis 30°
B. 2 cis 90°, 2 cis 210°, 2 cis 330°
C. 2 cis 270°, 2 cis 30°, 2 cis 150°
D. 2 cis 270°, 2 cis 210°, 2 cis 150°
Answer: B
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Find the slope of the line. Interpret the slope in terms of rise and run.
A. 1; The graph rises 1 unit for each unit of run. B. -1; The graph falls 1 unit for each unit of run. C. 2; The graph rises 2 units for each unit of run. D. -2; The graph falls 2 units for each unit of run.
Find the magnitude of the vector.
?
What will be an ideal response?
Solve the problem.The population of a small town is given by the table.
If the population is modeled by p(t) = at2 + b where t is in years and 
corresponds to the year 1960 and 
corresponds the year 1970, find a.
A. 9 B. 7 C. 14 D. 18
Solve.3(3x + 1) - 18 = 7x + 1
A. 16 B. 8 C. -8 D. 32