Find the exact value of the logarithmic expression.log9 
A. -81
B. 81
C. 3
D. -3
Answer: D
Mathematics
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Use counting to determine the whole number that corresponds to the cardinality of the set.A = {x?x is a day in the week}
A. n(A) = 7 B. n(A) = 5 C. n(A) = 1 D. n(A) = 52
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = |x| - 3
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality. Express your answer using interval notation.x + 7 < 5
A. (-?, -2)
B. (-?, 12]
C. (-2, ?)
D. (-?, 12)
Mathematics
Determine the slope and y-intercept. Then use the slope and y-intercept to graph the equation by hand.y = 
x - 1
A. slope: 
, y-intercept: (0, 0)
B. slope: 
, y-intercept: (0, -1)
C. slope: - 
, y-intercept: (0, -1)
D. slope: 
, y-intercept: (0, 1)
Mathematics