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 
Answer: A
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Provide an appropriate response.Prove that the function f is not one-to-one.f(x) = x2 + 2
What will be an ideal response?
Write the rational number as a decimal and state whether the decimal is repeating or terminating.- 
A. -1.
repeating
B. -1.8 terminating
C. -1.8
repeating
D. -1.
repeating
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 1)2 = 12(y + 3)
A. vertex: (-1, -3) focus: (-1, 0) directrix: y = -6 B. vertex: (-3, -1) focus: (-3, 2) directrix: y = -4 C. vertex: (-1, -3) focus: (-1, -6) directrix: x = 0 D. vertex: (1, 3) focus: (1, 6) directrix: y = 0
Use properties of limits to find the indicated limit. It may be necessary to rewrite an expression before limit properties can be applied.
(x3 + 5x2 - 7x + 1)
A. 15 B. does not exist C. 29 D. 0