Find all specified roots.Square roots of 4 + 4
i
A. 
- 
i, - 
+ 
i
B. 
+ 
i, - 
- 
i
C. - 
- 
i, 
- 
i
D. 
+ 
i, - 
- 
i
Answer: B
Mathematics
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Choose the expression that is equivalent to the given rational number.
A. 0.
B. 0.78
C. 
D. 
Mathematics
Provide an appropriate response.Draw an object with rotation symmetry.
What will be an ideal response?
Mathematics
Solve.A small-business research project estimated that for the years 1998-2003, the total number of retail bicycle stores in a particular region would grow according to the linear equation 
where x is the number of years after 1998. Graph the equation and use the graph to predict the total number of retail bicycle stores in 2008.
A. 400 stores
B. 400 stores
C. 320 stores
D. 500 stores
Mathematics
Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics