Evaluate the expression without a calculator.
A. 
B. 
C. 4
D. 
Answer: D
Mathematics
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Use Lagrange multipliers to find the maximum and minimum values of the function f( x,y,z) = 5x - y - 5z subject to the constraints x + 2y - z = 0 and x² + 4y² = 1.
What will be an ideal response?
Mathematics
For the given functions f and g, find the requested composite function.f(x) = -6x + 4, g(x) = 5x + 6;
Find the function g ? f.
A. 30x + 26 B. -30x + 26 C. -30x + 40 D. -30x - 14
Mathematics
Graph the equation using your graphing calculator in polar mode.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics
Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 5x
Mathematics