Evaluate the expression, if possible.32-4/5
A. 16
B. 
C. - 
D. not a real number
Answer: B
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Find the exact value of the trigonometric expression without the use of a calculator.If sin ? = 
, 0 < ? < 
and cos ? = 
, 0 < ? < 
, find the exact value of tan (? + ?).
A. 
B. - 
C. - 
D. 
Express as the logarithm of a single expression. Assume that variables represent positive numbers.log716 +log75 - log720
A. log74
B. log7
C. log7
D. log71
Solve the problem.The population of a city at the beginning of 2005 is 1,259,000. What will the population of the city be at the beginning of 2015 if it decreases by 2.4% each year? Round to the nearest whole number.
A. 963,771 B. 1,011,752 C. 987,470 D. 956,840
Use logarithms to solve the equation for t. Please round the answer to four decimal places.
?
?
t = __________
Fill in the blank(s) with the appropriate word(s).