Determine the maximum value of f(x, y) = 4 - x2 - y2 subject to the constraint 
.Enter your answer as exactly just a, b where a is the maximum and b is the Lagrange multiplier as either integers or reduced fractions of form 
(no words or labels).
Fill in the blank(s) with the appropriate word(s).
-4, 4/5
Mathematics
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Find the limit, if it exists.
A. 0 B. - 2 C. - 4 D. Does not exist
Mathematics
Graph the inequality.5x + y ? 4
A. 
B. 
C. 
D. 
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Use the vectors u, v, and w in the accompanying figure to graph the vector. 
z - v
A. 
B. 
C. 
D. 
Mathematics
Simplify. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics