Find all the first order partial derivatives for the following function.f(x, y) = ln 
A. 
= 
; 
= 
B. 
= -ln
; 
= ln 
C. 
= -ln 
; 
= ln 
D. 
= - 
; 
= 
Answer: D
Mathematics
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Determine whether the equation is quadratic.x2 = 2
+ 5
A. No B. Yes
Mathematics
Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 
at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 
at 
D. Maximum: none; minimum: 
at 
Mathematics
Using the factoring method, solve for the roots of the quadratic equation.10y2 + 29y + 10 = 0
A. y = 
, y = - 
B. y = - 
, y = - 
C. y = - 
, y = - 
D. y = 
, y = 
Mathematics
Solve.2x2 + 14 = 0
A. ±
i
B. ±7i
C. 7
D. 8
Mathematics