Find the domain of the logarithmic function.f(x) = log5(x - 9)2
A. (-9, ?)
B. (-?, 0) or (0, ?)
C. (-?, 9) or (9, ?)
D. (9, ?)
Answer: C
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Solve the problem.A football team lost 7 yards on each of two consecutive plays. Represent the total loss as product of signed numbers and find the total loss.
A. 2 ? (-7) = -14 ; a loss of 14 yd B. 7 - 2 = 5; a loss of 5 yd C. 2 ? (-7) = -16; a loss of 16 yd D. 2 + (-7) = -5; a loss of 5 yd
Use the multiplication property of equality to solve the equation.-14 = 2k
A. 1 B. 16 C. -7 D. -16
Solve the problem.Consider the three points A = (-5, -1), B = (-3, 3), and C = (-1, 2). Find the length of each side of the triangle ABC.
A. 3, 6, 7
B. 
, 
, 
C. 5, 20, 25
D. 
, 2
, 5
Find the equation of the parabola 
that passes through the points.
?
?
?
A. ?
x2 - 4 y
B. ?
x2 -2 x
C. ?- 
x2- 4 x
D. ?
x2+ 4 x
E. ?- 
x2+ 4 x