Determine whether the given relationship represents a function.{(20, 7), (21, 9), (40, 0), (19, 7), (-20, 4)}
A. Function
B. Not a Function
Answer: A
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Rewrite the statement in the form "if p, then q".Showing up at the party is sufficient to get a door prize.
A. If you get a door prize then you don't have to show up at the party. B. If you show up at the party then you will get a door prize. C. If you don't show up at the party, then you will not get a door prize. D. If you got a door prize then you showed up at the party.
Decide whether the statement is true or false. If it is false, tell why.The equation (x - 7)2 - 22 = 0 has two irrational solutions.
A. True B. False; the equation has two rational solutions. C. False; the equation has exactly one real number solution.
Find the center and radius of the circle and sketch its graph.(x - 5)2 + (y - 5)2 = 4
A. (h, k) = (-5, -5), r = 2
B. (h, k) = (5, 5), r = 2
C. (h, k) = (-5, 5), r = 2
D. (h, k) = (5, -5), r = 2
Solve the problem.In how many ways can 6 people be seated in a row that has 3 vacant seats?
A. 84 B. 60,480 C. 720 D. 362,800