Write as the sum and/or difference of logarithms. Express powers as factors.ln 
4/5, x > 9
A. 
ln (x2 + 16x - 63) - 
ln (x - 1)
B. ln (x + 7) + ln (x - 9) + ln 4 - 16ln (x - 1) - ln 5
C. 4ln (x + 7) - 5ln (x - 9) - 
ln (x - 1)
D. 
ln (x + 7) + 
ln (x - 9) - 
ln (x - 1)
Answer: D
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Solve the problem.(i) In general terms, how does the surface-area-to-volume ratio of a rat compare to that of a gorilla?(ii) Which animal must maintain a higher rate of metabolism to replace the heat lost through the skin?
A. (i) The surface-area-to-volume ratio of a rat is higher than the surface-area-to-volume ratio of a gorilla. (ii) The rat must maintain a higher rate of metabolism. B. (i) The surface-area-to-volume ratio of a rat is equal to the surface-area-to-volume ratio of a gorilla. (ii) Both animals must maintain the same rate of metabolism. C. (i) Cannot compare the two because one type of creature is a mammal and the other is not. (ii) Cannot compare the two because one type of creature is a mammal and the other is not. D. (i) The surface-area-to-volume ratio of a rat is lower than the surface-area-to-volume ratio of a gorilla. (ii) The gorilla must maintain a higher rate of metabolism.
Solve the problem.When a pendulum of length 13 cm has swung so that ? is the radian measure of the angle formed by the pendulum and a vertical line, then if h cm is the vertical height of the pendulum above its lowest point, 
Find the vertical height when 
A. 22 B. 5.8 C. 12 D. 0.17
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(E|F).
A. 0.840 B. 0.818 C. 0.107 D. 0.182
For the given functions f and g, find the requested composite function.f(x) = 
, g(x) = 8x - 9;
Find (f ? g)(x).
A. 2
B. 8
C. 8
- 9
D. 2