Solve the equation.x-2 - 4x-1 + 3 = 0
A. {1, 3}
B. 
C. {-1, -3}
D. 
Answer: D
Mathematics
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Use the change-of-base formula to rewrite the logarithm as a ratio of logarithms. Then use a graphing utility to graph the ratio. ? f(x) = log11.7x ?
A. 
B.
C. f(x) = log x? + log 11.7 = ln x? + ln 11.7
D.
E.
?
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Multiply.(-2a + 7b)(9a - 8b)
A. -18a2 + 79ab - 56b2 B. -18a2 - 56b2 C. -18a2 - 79ab - 56b2 D. -18a2 - 47ab - 56b2
Mathematics
Find the conditional probability.If three cards are drawn at random without replacement from a standard deck, find the probability that the third card is a face card, given that the first card was a queen and the second card was a 5.
A. 
B. 
C. 
D. 
Mathematics