Find the probability of the event.A bag contains 19 balls numbered 1 through 19. A ball is selected randomly from the bag. What is the probability that an even-numbered ball is selected?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operations.(-4 + x)(3x + 2)
A. x2 - 10x - 10 B. 3x2 - 8x - 10 C. 3x2 - 11x - 8 D. 3x2 - 10x - 8
Mathematics
In a bandpass filter, the lower cut-off frequency, fr, is best described by:
a. CN ÄÄÄÄ 2ãC2 b. ÚÄÄÄÄÄÄÄ ûf1 ú f2 c. 1 ÄÄÄÄÄÄÄ 2ãRTHC1
Mathematics
Find the exact value of the real number y.y = tan-1 (-1)
A. 
B. 
C. 
D. 
Mathematics
Convert to Fahrenheit. Use the formula F = 
C + 32 or F = 1.8C + 32. Round your answer to the nearest tenth if necessary.96°C
A. 230.4°F B. 85.3°F C. 204.8°F D. 80.0°F
Mathematics