Use the information below to determine the cardinality of the set. U = {x | x ? N and x ? 12} A = {x | x ? N and 6 < x < 12} B = {x | x ? N and x is even and x < 12}n(A ? B)
A. 12
B. 2
C. 3
D. 8
Answer: B
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Find the absolute maxima and minima of the function on the given domain.
on the trapezoidal region with vertices 
and 
A. Absolute maximum: 10 at 
absolute minimum: 0 at 
B. Absolute maximum: 10 at 
absolute minimum: 7 at 
C. Absolute maximum: 6 at 
absolute minimum: 0 at 
D. Absolute maximum: 14 at 
absolute minimum: 7 at 
Solve the problem.Mr. and Mrs. Gutierrez borrow $8100 to buy a new car. The loan is to be paid off in 30 monthly payments. How much is each payment?
A. $27 B. $270 C. $8070 D. $8130
Use addition of y-coordinates to sketch the graph of the function between 
and 
.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Parametric equations and a value for the parameter t are given. Find the coordinates of the point on the plane curve described by the parametric equations corresponding to the given value of t.x = (40 cos 30°)t, y = 6 + (40 sin 30°)t - 10t2; t = 6
A. (-120
, 172)
B. (240
, 220)
C. (120
, 66)
D. (120
, -234)