Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round to four decimal places.log1020
A. 0.3010
B. 2.3010
C. 0.7686
D. 1.3010
Answer: D
Mathematics
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Solve the problem by integration.Find the average value of the function 
over the interval from 
to 
A. 4 ln 
B. 2 ln 
C. 
ln 
D. 2 ln 
Mathematics
Solve the equation. Give an exact solution.log5(x + 7) + log5(x - 7) = 1
A. 
B. 5
C. 54
D. 3
Mathematics
Solve the equation for the unknown variable.log4
= k
A. k = 5
B. k = 
C. k = 20
D. k = 
Mathematics
List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = -4x4 + 3x2 - 4x + 6
A. ± 
, ± 
, ± 
, ± 
, ± 1, ± 2, ± 3, ± 6
B. ± 
, ± 
, ± 
, ± 
, ± 1, ± 2, ± 3, ± 4, ± 6
C. ± 
, ± 
, ± 
, ± 
, ± 
, ± 1, ± 2, ± 4
D. ± 
, ± 
, ± 
, ± 
, ± 
, ± 1, ± 2, ± 3, ± 6
Mathematics