Find the unknown side of the right triangle. Use a calculator or square root table when necessary and round to the nearest thousandth.
6 cm
A. 45 cm
B. 22.5 cm
C. 6.708 cm
D. 4.5 cm
Answer: C
Mathematics
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Determine whether the events A and B are independent.A card is selected at random from a standard deck of 52 cards. It is then replaced and a second card is selected at random. Event A: A club is selected on the first drawEvent B: An ace is selected on the second draw
A. Yes B. No
Mathematics
Solve the polynomial inequality and graph the solution set on a number line.x2 - 3x - 28 ? 0
A. [-4, 7]
B. (-?, -4] ? [7, ?)
C. (-?, -4]
D. [7, ?)
Mathematics
Give the amplitude or period as requested.Period of f(x) = cos 3x
A. 
B. 2?
C. 3
D. 1
Mathematics
Solve the equation.-8 = b - 19
A. b = -27 B. b = -11 C. b = 27 D. b = 11
Mathematics