Perform the indicated operation and simplify. 
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Simplify, if possible. If the answer is undefined, state so.
A. 54 B. Undefined C. -375 D. -3
Mathematics
Solve the problem.What is the y-intercept of y = tan x?
A. 1
B. 0
C. 
D. none
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
Simplify. Assume all variables and radicands represent non-negative real numbers.
A. 
B. x + 3
C. (x + 3)2
D. x - 3
Mathematics