Perform the indicated operations. Round to the nearest tenth.
A. 18.8
B. 20.9
C. 96.0
D. 67.2
Answer: D
Mathematics
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Find 
. Write the answer in polar form with the argument between 0° and 360°z1 = 10(cos 30° + i sin 30°), z2 = 5(cos 10° + i sin 10°)
A. 5(cos 3° + i sin 3°) B. 2(cos 3° + i sin 3°) C. 2(cos 20° + i sin 20°) D. 5(cos 20° + i sin 20°)
Mathematics
Answer the question or give an explanation.Describe at least four services a bank can provide to its business checking account customers.
What will be an ideal response?
Mathematics
Shade the region in the xy-plane that satisfies the system of inequalities.(x + 2)2 + (y - 4)2 ? 9(x - 2)2 + (y - 4)2 ? 9
A. 
B. 
C. 
D. 
Mathematics
Determine the coordinates of the indicated point on the graph. 
E
A. (4, 2) B. (3, 4) C. (4, 3) D. (3, -4)
Mathematics