Suppose n(U) = 200, n(A) = 80, n(B) = 65, n(C) = 90, n(A ? B) = 48, n(A ? C) = 62, n(B ? C) = 45, and n(A' ? B' ? C') = 80.Find n(A ? B ? C).
A. 120
B. 345
C. 80
D. impossible to determine
Answer: A
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Find an equation in slope-intercept form of the line satisfying the specified conditions.Through (3, 3), perpendicular to -8x + 7y = -31
A. y = - 
x + 
B. y = 
x + 
C. y = - 
x - 
D. y = 
x - 
Which of the following values most closely approximates ??
(a) 3 10/71 (b) 3 1/7 (c) 3.15 (d) 3.14 (e) 23/7
Provide an appropriate response.Plot (-2,-6) in a rectangular coordinate system.
A. 
B. 
C. 
D. 
Solve the problem.A suspension bridge has twin towers that are 1300 feet apart. Each tower extends 180 feet above the road surface. The cables are parabolic in shape and are suspended from the tops of the towers. The cables touch the road surface at the center of the bridge. Find the height of the cable at a point 200 feet from the center of the bridge.
What will be an ideal response?