Factor the trinomial, if possible.64m2 + 128m + 64
A. 64(m + 1)2
B. (8m - 6)2
C. (8m + 6)2
D. 64(m - 1)2
Answer: A
Mathematics
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150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.Approximately what percentage of the test scores had standardized values between -2 and 2?
A. 95% B. 68% C. 99% D. 50% E. none of these
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Write the imaginary number using i.-
A. -4
B. 4
C. 4i
D. -4i
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Find the fundamental matrix F for the absorbing Markov chain with the given matrix.
A. 
B. 
C. 
D. 
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Find the probability.A card is drawn from a well-shuffled deck of 52 cards. What is the probability of drawing a black card that is not a face card?
A. 
B. 
C. 
D. 
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