Use the imaginary unit to write the expression.
A. -i
B. -11i
C. 11i
D. ±11
Answer: C
Mathematics
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Multiply. Write the answer in simplest form.- 
? 200y3
A. 
B. -150y3
C. 120y3
D. 
Mathematics
Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is 
= 
. Do not try to solve for any unknowns.10 is what percent of 67?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Plot the point.(0, 5)
A. 
B. 
C. 
D. 
Mathematics
Determine the measure of the interior angle at vertex A.
A. 60° B. 30° C. 300° D. 150°
Mathematics