Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.logcx + logcy
A. logc(
)
B. logc(xy)
C. logcx ? logcy
D. logc(x + y)
Answer: B
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Write the standard equation for the circle.Center at 
, radius 
A. 
2 + 
2 = 
B. 
2 + 
2 = 
C. 
2 + 
2 = 
D. 
2 + 
2 = 
The triangles are similar. Find the missing length x and the missing angles A, B, C. 
A. x = 16 units; A = 94°; B = 36°; C = 50° B. x = 8 units; A = 94°; B = 36°; C = 50° C. x = 8 units; A = 50°; B = 36°; C = 94° D. x = 16 units; A = 36°; B = 94°; C = 50°
For the given graph, write the inequality in set-builder notation and interval notation.
A. {x
x ? 4}; [4, ?)
B. {x
x ? 4}; (-?, 4]
C. {x
x > 4}; (4, ?)
D. {x
x < 4}; (-?, 4)
Find the indicated probability.A lottery game has balls numbered 1 through 17. If a ball is selected at random, what is the probability of obtaining an even numbered ball or the number 12 ball?
A. 8
B. 
C. 
D. 