The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 
, x = 5
A. r = 
B. r = 
C. r = 
D. r = 
Answer: A
Mathematics
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Find the inverse of the function.f(x) = - 
A. f-1(x) = - 
B. f-1(x) = 
C. f-1(x) = - 
D. f-1(x) = -5x
Mathematics
The function 
is one-to-one on the domain 
. Find 
.
?
A. ?
B. 
C. 
?
D. 
E. 
Mathematics
What is the value of x at the point of intersection of the lines 
and 
?
What will be an ideal response?
Mathematics
Match the graph with its function using the x-intercepts.
A. y = x-2 - 2x-1 - 3 B. y = x-2 + 2x-1 + 3 C. y = x-2 + 2x-1 - 3 D. y = x-2 - 2x-1 + 3
Mathematics