Find the exact value of the real number y.y = cot-1 (1)
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the potential function f for the field F.F = 
i + 
j - 
k
A. f(x, y, z) = 
+ C
B. f(x, y, z) = 
+ C
C. f(x, y, z) = 
+ C
D. f(x, y, z) = 
+ ln z + C
Mathematics
Find the LCD for the fractions in the list.
, 
A. (r + 8)2 B. r(r + 8)2 C. r(r + 8) D. r(r + 1)(r + 8)
Mathematics
Determine if the number is divisible by 2, 3, 5, or none of these.54
A. 3 B. 2, 3 C. 2 D. None
Mathematics
Find the greatest common divisor of the numbers.88, 45
A. 1 B. 44 C. 55 D. 6
Mathematics