Find an equation of variation for the given situation.y varies directly as x and inversely as z, and y = 5.4 when x = 2 and z = 1.9.
A. y = 
B. y = 9.26xz
C. y = 
D. y = 
Answer: D
Mathematics
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Evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
Using Green's Theorem, find the outward flux of F across the closed curve C.F = - 
i ; C is the region defined by the polar coordinate inequalities 
and 
A. 0
B. 
C. - 
D. 
Mathematics
Use the vertical line test to determine if y is a function of x.
A. Function B. Not a function
Mathematics
Find the inverse of the function.f(x) = log(x + 5)
A. f-1(x) = 10x - 5 B. f-1(x) = 10x - 5 C. f-1(x) = x - 5 D. f-1(x) = 10x + 5
Mathematics