Find the second-order partial derivative.Find fxy when f(x, y) = 8xexy.
A. 8(2xyexy + exy)
B. 8(2xexy + xy2exy)
C. 8(2xexy + x2yexy)
D. 8x2y2exy
Answer: C
Mathematics
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Which equation matches the given calculator-generated graph and description? Decide without using your calculator.
Hyperbola; center (1, -3)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve the equation.
(4x - 10) = 
(15x - 6)
A. -10
B. -1
C. 1
D. 
Mathematics
Find the exact value. Do not use a calculator.tan 2?
A. 
B. 0
C. 1
D. undefined
Mathematics
Evaluate the following expression if it represents a real number.
?
?
A. 
B. 
C. 
D. 
E. not a real number
Mathematics