Solve the equation. Give an exact solution.log4(x - 5) + log4(x - 5) = 1
A. 7
B. -
, 
C. -7, 7
D. 
Answer: A
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Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 60,000 B. 0.06 C. 0.00001667 D. 0.0006
Determine whether the functions f(x) and g(x) are inverse functions.f(x) = 6x + 5 g(x) = 
x - 5
A. Yes B. No
Find the standard deviation.The management of an amusement park wanted to determine the amount of waiting time for the park's oldest roller coaster. The following data represents a random sample of waiting times in minutes (rounded to the nearest minute): 14 7 11 15 17 7 7 11 13What is the standard deviation? Round your answer to one decimal place.
A. 3.5 min B. 3.7 min C. 4.0 min D. 1.4 min
Find the sum or difference. Write the answer in standard form.7i + (-3 - i)
A. -3 + 8i B. 3 - 6i C. -3 + 6i D. 3 - 8i