Find the derivative of y with respect to the appropriate variable.y = cosh-1 2
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use L'H
pital's rule to find the limit.
x1/(4x - 4)
A. e1/4 B. e C. e2/4 D. e5
Mathematics
Find the midpoint of the line segment joining the two points.(0, -4) and (-1, 4)
A. 
B. (1, -8)
C. 
D. (-1, 0)
Mathematics
Find the inverse of the function.f(x) = (x - 19)2 + 1 , x ? 19
A. f-1(x) = 
- 1
B. f-1(x) = 1x2 + 19
C. f-1(x) = 
+ 19
D. f-1(x) = 
- 19
Mathematics
Multiply. Write the answer in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics