Write the expression as a single logarithm. Leave your answer in simplest form without negative or fractional exponents.
[log4(r - 1) - log4 q]
A. log4 
B. log4 
C. log4 
D. log4 
Answer: D
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Find the probability.A 6-sided die is rolled. What is the probability of rolling a 3 or a 6?
A. 2
B. 
C. 
D. 
Use a graphing utility to find the sum of the geometric sequence. Round answer to two decimal places, if necessary.6 - 18 + 54 - 162 + 486 - ... + 6 ? (-3)8
A. 29,526 B. 29,520 C. 29,524 D. 29,533
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 2)2 = 8(y - 3)
A. vertex: (-2, 3) focus: (-2, 1) directrix: x = 5 B. vertex: (3, -2) focus: (3, 0) directrix: y = -4 C. vertex: (2, -3) focus: (2, -1) directrix: y = -5 D. vertex: (-2, 3) focus: (-2, 5) directrix: y = 1
Factor completely.x2 + 14xy + 49y2
A. (x - 7y)2 B. Prime C. (x + 7y)2 D. (x + 7y)(x - 7y)