Find all solutions of the equation. Leave answers in trigonometric form.x4 + 16 = 0
A. {
cis 45°, 
cis 315°, 
cis 135°, 
cis 225°}
B. {16 cis 45°, 16 cis 315°, 16 cis 135°, 16 cis 225°}
C. {
cis 26.565°, 
cis 333.435°, 
cis 153.435°, 
cis 206.565°}
D. {2 cis 45°, 2 cis 315°, 2 cis 135°, 2 cis 225°}
Answer: D
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Find the indicated quantities for the appropriate arithmetic sequence.Find the sum of the first 610 positive odd integers.
A. 373,321 B. 370,881 C. 372,710 D. 372,100
Let p : Prices will rise ; q : Taxes will rise. Translate the following statement into symbols. ? Prices will not rise, and taxes will not rise. ?
A. 
B. 
C. 
D. 
E. 
Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of 
in. go into a piece of wood when it is turned 10 complete rotations clockwise?
A. 
in.
B. 
in.
C. 
in.
D. 
in.
Find the partial fraction decomposition.
= 
+ 
A. A = 
, B = - 
, C = 
B. A = 
, B = 
, C = - 
C. A = 
, B = - 
, C = 
D. A = - 
, B = 
, C = 