Solve the equation or inequality.-3 ?
< 2
A. ?
B.
C.
D.
Answer: D
Mathematics
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Solve the problem.Of the 2,598,960 different five-card hands possible from a deck of 52 playing cards, how many would contain all black cards.
A. 32,890 hands B. 263,120 hands C. 131,560 hands D. 65,780 hands
Mathematics
Evaluate.3 cot2 45° + tan4 300° - 5 sin4 0°
A. 84 B. 14 C. 7 D. 12
Mathematics
Solve the equation by completing the square.2x2 + 7x + 3 = 0
A.
B. {3, -1}
C.
D.
Mathematics
The function f is one-to-one. Find its inverse.f(x) =
A. f-1(x) =
B. f-1(x) =
C. f-1(x) =
D. f-1(x) =
Mathematics