Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Provide an appropriate response.If a has exactly one real square root, what must be true of a?
A. a is nonnegative B. a is negative C. a is positive D. a is equal to zero
Mathematics
Graph the function and its inverse using the same set of axes. Use any method.f(x) = 4log x; f-1(x) = 10x/4
A. 
B. 
C. 
D. 
Mathematics
Find the pivot in the tableau. 
A. 2 in row 1, column 3 B. 4 in row 1, column 5 C. 2 in row 2, column 5 D. 4 in row 2, column 3
Mathematics
Find all specified roots.Fifth roots of 1.
A. 1, cis 
, cis 
, cis 
, cis 
B. 1, cis 
, cis 
, cis 
, cis 
C. 1, cis 
, cis 
, cis 
,-1
D. -1, cis 
, cis 
, cis 
, cis 
Mathematics