Simplify the expression. Assume all variables represent nonzero real numbers.
2
A. 
B. 
C. 
D. 25x2
Answer: C
Mathematics
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Find the polar coordinates, 
and 
, of the point given in Cartesian coordinates.(
, -
)
A. 
B. 
C. 
D. (
Mathematics
Provide an appropriate response.One pipe can fill a certain tank in 40 minutes. A second pipe can fill the same tank in 30 minutes. How long will it take to fill the tank if both pipes are used? Round to the nearest hundredth minute.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use properties for rational number operations to solve the equation.2
= 
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated. Write the answer in simplest form.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics