Simplify the expression. Assume that all variables represent positive real numbers.
-3
A. - 
B. - 
C. - 
D. - 
Answer: C
Mathematics
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Sketch a typical level surface for the function.f(x, y, z) = 
A. 
B. 
C. 
D. 
Mathematics
Determine whether the lines through each pair of points are parallel, perpendicular, or neither.(-3, 4) and (-19, -2); (10, -10) and (7, -18)
A. parallel B. neither C. perpendicular
Mathematics
Find the inverse of the matrix, if possible.
A. 
B. 
C. 
D. 
Mathematics
Find the slope.m = 
A. - 2 B. 4 C. 0 D. Undefined
Mathematics