Find the second-order partial derivative.Find fxy when f(x, y) = x4y5 - 
x7y8 + 17x - y.
A. 12x2y5 - 42
x5y8
B. 20x3y3 - 56
x6y6
C. 20x3y4 - 56
x6y7
D. 20x2y3 - 56
x6y6
Answer: C
Mathematics
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Assume that the sequence converges and find its limit.a1 = 6, an + 1 = 
A. -6 B. 1 C. 36 D. 6
Mathematics
Use l'Hopital's Rule to evaluate the limit.
A. - 
B. 0
C. 3
D. 
Mathematics
Add or subtract. Express the answer as a mixed number.16
- 
A. 15
B. 14
C. 15
D. 16
Mathematics
Solve the equation.0.333x - 7 = 1.333x
A. {7} B. {-2.333} C. {-7} D. {-14}
Mathematics