Find the absolute maximum and absolute minimum values of f(x , y) = cos(x) + cos(y) - cos(x + y) - 1 on the closed square region bounded by the straight lines x = 0, y = 0, x = $\pi$, and y = $\pi$.
A) absolute minimum 0, absolute maximum
B) absolute minimum -4, absolute maximum - 1
C) absolute minimum -4, absolute maximum
D) absolute minimum -2, absolute maximum 0
E) absolute minimum -4, no absolute maximum

Question

Find the absolute maximum and absolute minimum values of f(x , y) = cos(x) + cos(y) - cos(x + y) - 1 on the closed square region bounded by the straight lines x = 0, y = 0, x = $\pi$, and y = $\pi$.
A) absolute minimum 0, absolute maximum 
B) absolute minimum -4, absolute maximum - 1 
C) absolute minimum -4, absolute maximum 
D) absolute minimum -2, absolute maximum 0 
E) absolute minimum -4, no absolute maximum

Quizplus · Accepted Answer

The Answer of Find the absolute maximum and absolute minimum values of f(x , y) = cos(x) + cos(y) - cos(x + y) - 1 on the closed square region bounded by the straight lines x = 0, y = 0, x = $\pi$, and y = $\pi$.
A) absolute minimum 0, absolute maximum 
B) absolute minimum -4, absolute maximum - 1 
C) absolute minimum -4, absolute maximum 
D) absolute minimum -2, absolute maximum 0 
E) absolute minimum -4, no absolute maximum

Find the Absolute Maximum and Absolute Minimum Values of F(x π\piπ

Find the Absolute Maximum and Absolute Minimum Values of F(x $\pi$