Change the exponential expression to an equivalent expression involving a logarithm.13x = 169
A. log169 13 = x
B. logx 169 = 13
C. log13 169 = x
D. log169 x = 13
Answer: C
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Use the distributive property to rewrite the expression.13(23 + 11)
A. 13 + 23 + 11 B. 13 ? 23 + 13 ? 11 C. 13 ? 23 + 11 D. 13 ? 34
Fill in the blank with one of the words or phrases listed below.
A(n) 
is a graph in which pictures or symbols are used to visually present data.
A. histogram B. pictograph C. circle D. tree diagram
Use an inverse matrix to find the solution to the system.
A. x = 1, y = 5, z = 1 B. x = 8, y = -1, z = 5 C. x = 7, y = 1, z = 5 D. x = 7, y = -1, z = -5
Find the foci of the ellipse whose equation is given.25(x + 3)2 + 36(y + 1)2 = 900
A. foci at (-1 + 
, -3) and (-1 - 
, -3)
B. foci at (-3 + 
, -1) and (-3 - 
, -1)
C. foci at (- 
, -1) and (
, -1)
D. foci at (-3 + 
, -3) and (-3 - 
, -3)