Simplify the expression.
A. 3
B. 
C. 81
D. not a real number
Answer: A
Mathematics
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Find the potential function f for the field F.F = sec2 x sin2 yi + 2 tan x sin y cos yj + 7z6k
A. f(x, y, z) = -sec x sin2 y + z7 + C B. f(x, y, z) = sec x sin2 y + z7 + C C. f(x, y, z) = sec x sin2 y + z + C D. f(x, y, z) = tan x sin2 y + z7 + C
Mathematics
Solve the problem.Suppose that f and g are continuous and that 
and 
A. 2 B. -2 C. 14 D. -14
Mathematics
Find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics
Determine the value of each variable.
= 
A. a = 8; x = 8 B. a = -1; x = 8 C. a = 8; x = -1 D. a = -1; x = -1
Mathematics