Find the equation of the vertical line passing through (-1, 2).
A. y = 2
B. x = -1
C. x = 2
D. y = -1
E. none of these
Answer: B
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Use ? or ? in the blank to make a true statement.{k, p, d} {k, k, p, p, d, d}
A. ? B. ?
Solve the problem. Round answer to the nearest tenth, if necessary.The position of an object moving in a straight line is given by s
= t2 - 8t, where s is in feet and t is the time in seconds the object has been in motion. How long will it take the object to move 
?
A. 9.7 sec B. 20.0 sec C. 9.9 sec D. 20.9 sec
Find the average value of the given function 
over the plane region R.
?
; R is the triangle with vertices (0, 0), (1, 0) and (1, 1).
What will be an ideal response?
The function f is one-to-one. Find its inverse.f(x) = x2 - 3, x ? 0
A. f-1(x) = 
+ 3, x ? 0
B. f-1(x) = 
, x ? 3
C. f-1(x) = 
, x ? -3
D. f-1(x) = 
+ 3, x < 0