Solve the equation.-7y = 42
A. -6
B. 6
C. 49
D. -49
Answer: A
Mathematics
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?Arrange the following fractions in descending order:
?
A.
?
B.
?
C.
?
D.
?
E.
?
Mathematics
Find the limit of the sequence if it converges; otherwise indicate divergence.an = ln(7n + 5) - ln(5n + 4)
A. ln
B. ln
C. ln 2
D. Diverges
Mathematics
Write the number in scientific notation.In a certain city, the bus system carried a total of 11,800,000,000 passengers.
A. 11.8 × 1010 B. 1.18 × 1011 C. 1.18 × 109 D. 1.18 × 1010
Mathematics
Solve the problem using Bayes' Theorem. Round the answer to the nearest hundredth, if necessary.For mutually exclusive events X1, X2, and X3, let P(X1) = 0.41, 
and 
Also, 
P(Y?X2) = 0.30 and P(Y?X3) = 0.60. Find P(X3?Y).
A. 0.49 B. 0.36 C. 0.33 D. 0.15
Mathematics