Use counting to determine the whole number that corresponds to the cardinality of the set.A = {x|x ? N and 4x + 2 = 4x}
A. Infinite
B. n(A) = 2
C. n(A) = 0
D. n(A) = 1
Answer: C
Mathematics
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Solve. If a car travels the distance given by the polynomial p2 + 2p - 28 in the time given by the polynomial 
then give an expression for its speed.
A. p + 5 + 
B. p - 5
C. p - 7 + 
D. p - 5 + 
Mathematics
Find the amount of increase or decrease and the percent increase or decrease.
A. 
B. 
C. 
D. 
Mathematics
Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Find the indicated sum.-3 + 1 + 5 + 9 + 13 + . . . + (4n - 7)
A. n(4n + 7) B. n(4n - 7) C. n(2n + 5) D. n(2n - 5)
Mathematics