Factor the expression by removing the greatest common factor.xz-xy
A. xz(-xy)
B. x(z + y)
C. x
D. x(z - y)
Answer: D
Mathematics
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Add or subtract as indicated. Simplify, if necessary.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the square root. When necessary, round to nearest thousandth.
A. 3.000 B. 1.732 C. 1.737 D. 1.729
Mathematics
Use the vectors v, u, w, and z to draw the indicated vector. 
u + z
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operation and simplify.Given f(x) = 
and g(x) = 
, find f(x) + g(x).
A. 
B. 
C. 
D. 
Mathematics