Let A = {1, 3, 5, 7}B = {5, 6, 7, 8}C = {5, 8}D = {2, 5, 8}U = {1, 2, 3, 4, 5, 6, 7, 8}.Determine whether the statement is true or false.D ? D
A. False; A is a subset of itself.
B. False; the set is equal to itself.
C. False; A is not a subset of itself.
D. True
Answer: D
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Evaluate the expression.-17 + 14 + (-1)
A. -2 B. -4 C. 32 D. 30
Solve. If needed, round money amounts to two decimal places and all other amounts to one decimal place.A chemist needs 60 milliliters of a 72% solution but has only 64% and 88% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 50 ml of 64%; 10 ml of 88% B. 40 ml of 64%; 20 ml of 88% C. 20 ml of 64%; 40 ml of 88% D. 10 ml of 64%; 50 ml of 88%
Provide an appropriate response.When should the sense of an inequality be changed? Give examples of each instance.
What will be an ideal response?
Find the equation of a circle satisfying the given conditions.Center: (2, -9); radius: 9
A. (x + 2)2 + (y - 9)2 = 81 B. (x - 9)2 + (y + 2)2 = 9 C. (x - 2)2 + (y + 9)2 = 81 D. (x + 9)2 + (y - 2)2 = 9