Tell whether or not the relation is a function.{(1,-8), (1,5), (5,1), (8,-4), (12,1)}
A. Yes
B. No
Answer: B
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In the right triangle shown, m
= 90°. What is the value of the expression (
)?
What will be an ideal response?
Form the inverse function of the function and list the range of the inverse function.f = { (1, 8), (2, 9), (4, 11), (3, 7) }
A. { 1, 8, 2, 9 } B. { 1, 2, 4, 3 } C. { 4, 9, 3, 7 } D. { 0, 2, 4, 3 } E. { 8, 9, 11, 7 }
Solve the problem.The solid lies between planes perpendicular to the x-axis at x = -2 and x = 2. The cross sections perpendicular to the x-axis are circles whose diameters stretch from the curve 
to the curve 
Find the volume of the solid.
A. 49?
B. 49?2
C. 
?2
D. 
?2
Find the percentage of data items in a normal distribution that lie between the given z-scores.z = 0.7 and z = 1.4
A. 16.12% B. 75.8% C. 24.2% D. 91.92%