Express as a sum of logarithms.log3(27 ? 9)
A. log327 + log39
B. log327 + log39 + log33
C. log33 + log32
D. log273 + log93
Answer: A
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Calculate the requested distance.The distance from the point S(7, 7, -6) to the plane 2x + 11y + 10z = 9
A. 
B. 
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D. 
Decide whether the statement is true or false.A base eight numeral is even if and only if its ones digit is even.
A. True B. False
Use scientific notation to solve the problem.A computer can do one calculation in 1.4 x 10-7seconds. How long would it take the computer to do a trillion (1012) calculations?
A. 1.4 x 106 sec B. 1.4 x 1012 sec C. 1.4 x 10-7 sec D. 1.4 x 105 sec
Use a graphing calculator to find the range of the function.y = x4 + 2x2 + 4
A. All real numbers y < 4 B. All real numbers y ? 4 C. All real numbers y > 4 D. All real numbers y ? 4