Fill in the blank with one of the words or phrases listed below.
The 
of a nonnegative number a is written as 
.
A. imaginary unit
B. principal square root
C. cube root
D. distance
Answer: B
Mathematics
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Use a calculator to evaluate.565
A. 9,834,496 B. 280 C. 550,731,776 D. 61
Mathematics
Plot the complex number in the complex plane.z = 2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A farmer's silo is the shape of a cylinder with a hemisphere as the roof. If the radius of the hemisphere is 10 feet and the height of the silo is h feet, express the volume of the silo as a function of h.
A. V(h) = 100 ?h + 
?h2
B. V(h) = 100 ?(h2 - 10) + 
?
C. V(h) = 100 ?(h - 10) + 
?
D. V(h) = 4100 ?(h - 10) + 
?
Mathematics
Express the product as a sum containing only sines or cosines.sin(7?) cos(3?)
A. 
[cos(10?) - cos(4?)]
B. sin cos(21?2)
C. 
[sin(10?) + cos(4?)]
D. 
[sin(10?) + sin(4?)]
Mathematics