Solve. Write the solution set using set-builder notation and using interval notation. Graph the solution set. x + 1 < 12
A. {x
x ? 11}; [11, ?)
B. {x
x < 11}; (-?, 11)
C. {x
x ? 11}; (-?, 11]
D. {x
x > 11}; (11, ?)
Answer: B
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Provide an appropriate response.What does the graph of the equation 
look like?
A. A sphere B. A cylinder C. A line D. A plane
Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula.- 
, - 
, - 
, - 
, ...
A. an = 
n - 1 + 
B. an = - 
n - 1
C. an = - 
+ 
(n - 1)
D. an = - 
+ 
(n - 1)
Find the vertices and the foci of the given ellipse.
+ 
= 1
A. V: (-10, 0), (10, 0); F: (-8, 0), (8, 0) B. V: (0, -10), (0, 10); F: (0, -8), (0, 8) C. V: (0, -10), (0, 10); F: (0, -6), (0, 6) D. V: (-10, 0), (10, 0); F: (-6, 0), (6, 0)
Find a and k and then evaluate the function. Round your answer to three decimal places when necessary.f(x) = 
with f(0) = -2 and f(2) = -4. Find f(1).
A. a = -12, k = 
ln 
, f(1) = 1.000
B. a = 4, k = 
ln 
, f(1) = 1.333
C. a = -8, k = 
ln 
, f(1) = -3.000
D. a = -12, k = 
ln 
, f(1) = -3.000