Find dy for the given values of x and ?x.y = 2x + 3; x = 18, ?x = 0.5
A. 0.1
B. 1
C. 0.5
D. 5
Answer: B
Mathematics
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Set up the iterated integral for evaluating 
over the given region D. DD is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Mathematics
Tell whether or not the rational expressions are equivalent.
, 
A. No B. Yes
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. -14 B. -5 C. 0 D. 1
Mathematics
Find all solutions to the equation. Express each result in radians.sin 4x = 
A. 
+ 
, 
+ 
B. 
+ n?, 
+ n?
C. 
+ n?, 
+ n?
D. 
+ 
, 
+ 
Mathematics