Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (2, 1) for ln x + xy2 + ln y = 0.
A. 1
B. 
C. -1
D. - 
Answer: D
Mathematics
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Multiply the rational expressions. Simplify, if necessary.
? 
A. 
B. 
C. 
D. 
Mathematics
Evaluate.
A. 0.003 B. 0.045 C. 0.03 D. 0.3
Mathematics
Write the proportion.2 is to 5 as 12 is to 30.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Solve the equation.
+ 5 = 6
A. 1 B. -1 C. 121 D. No solution
Mathematics