Express as a single logarithm and, if possible, simplify.loga10,000 - loga 100
A. loga 
B. 100 loga 10,000
C. loga 100
D. loga 9900
Answer: C
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Solve the problem.Refer to the following preference schedule. If the Borda count method is used to determine the winner, is Fairness Criterion 1 satisfied?
A. Yes B. No
Find the standard-form equation for an ellipse which satisfies the given conditions.An ellipse with y-intercepts ±6; foci at 
and 
.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
The "forgetting curve" for memorizing nonsense syllables is given by equation below, where R is the percentage who remember the syllables after t seconds.
?
, 
?
In how many seconds would only 10% 
of the students remember? Round your answer to the nearest second.
?
Solve for the exact value of t in terms of R.
What will be an ideal response?
Solve the problem.A ceramics workshop makes wreaths, trees, and sleighs for sale at Christmas. A wreath takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A tree takes 14 hours to prepare, 3 hours to paint, and 4 hours to fire. A sleigh takes 4 hours to prepare, 14 hours to paint, and 7 hours to fire. If the workshop has 88 hours for prep time, 56 hours for painting, and 102 hours for firing, How many of each can be made?
A. 8 wreaths, 4 trees, 2 sleighs B. 9 wreaths, 5 trees, 3 sleighs C. 2 wreaths, 8 trees, 4 sleighs D. 4 wreaths, 2 trees, 8 sleighs