Find z1z2. Write the answer in polar form with the argument between 0° and 360°.z1 = 5(cos 35° + i sin 35°), z2 = 2(cos 40° + i sin 40°)
A. 10(cos 75° + i sin 75°)
B. 10(cos 50.9° + i sin 50.9°)
C. 7(cos 75° + i sin 75°)
D. 7(cos 50.9° + i sin 50.9°)
Answer: A
Mathematics
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Graph the ellipse.4x2 + 36y2 = 144
A. 
B. 
C. 
D. 
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Determine whether the system of equations is consistent or inconsistent. If the system is consistent, determine whether the equations are dependent or independent.
A. Inconsistent B. Dependent C. Independent
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Use a formula for Sn to evaluate the series.
A. 3791 B. 7,180,155 C. 3789 D. 7,183,945
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Solve the problem.A particle is released during an experiment. Its speed t minutes after release is given by 
where v(t) is in kilometers per minute. How far does the particle travel during the first 14 minutes?
A. 784 km B. 882.00 km C. 555.33 km D. 63.00 km
Mathematics