Find all points where the function has any relative extrema or saddle points and identify the type of relative extremum.f(x,y) = 4xy - x2y - xy2
A. Relative maximum at 
and saddle point at (0, 0)
B. Relative maximum at 
and saddle point at 
C. Relative minimum at 
and saddle point at (0, 0)
D. Relative minimum at 
and saddle point at (0, 0)
Answer: A
Mathematics
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Find the indicated composition.f(x) = 9
; g(x) = 2x + 13Find (f ? g)(x).
A. (f ? g)(x) = 9
B. (f ? g)(x) = 9
+ 3
C. (f ? g)(x) = 9
D. (f ? g)(x) = 18
+ 13
Mathematics
16/4ab - 15/4ab =
a. 4/ab b. 1/4ab c. ab d. 13/2ab e. 26/4ab
Mathematics
Perform the indicated operation and simplify.2
? 3
A. 6
B. 6
C. 
D. 6
Mathematics
Solve the problem.The floor of a rectangular room is to be tiled with 
-foot square tiles along a 10-foot wall. How many tiles will be needed along the wall?
A. 10
tiles
B. 3
tiles
C. 31 tiles
D. 30 tiles
Mathematics