Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.ln 
A. 
ln x
B. x ln 8
C. 8ln 
D. 8ln x
Answer: A
Mathematics
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The function f is one-to-one. Find its inverse.f(x) = 
A. f-1(x) = 
B. f-1(x) = -4x
C. f-1(x) = 4x
D. f-1(x) = 
Mathematics
Solve the problem.Evaluate 
by expanding down the third column. Show all your work.A = 
What will be an ideal response?
Mathematics
Perform the operation, if possible.Let A = 
and B = 
. Find BA.
What will be an ideal response?
Mathematics
Evaluate without using a calculator.sec ?, if sin ? = - 
, with ? in quadrant III
A. - 
B. - 
C. - 
D. 
Mathematics