Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find all the local maxima, local minima, and saddle points of the function.
A. f
= 
, local minimum
B. f
= 
, local minimum
C. f(30, 30) = 297,000, local maximum
D. f(0, 0) = 0, saddle point
Mathematics
Translate into an equation. Do not solve the equation.What number times three equals twenty-four?
A. x = 3 ? 24 B. 3 + x = 24 C. 3 = 24x D. 3x = 24
Mathematics
Determine whether the pair of lines is parallel, perpendicular, or neither. 3x - 8y = 432x + 12y = 4
A. Parallel B. Perpendicular C. Neither
Mathematics
Perform the indicated operation. Assume that all variables represent nonnegative real numbers.4
+ 
A. 5
B. 8
C. 4
+
D. 6
Mathematics