For the function represented in the graph, determine the domain or range, as requested.Find the domain.
A. all real numbers
B. [-18, 18]
C. [-5, 5]
D. [-3, 3]
Answer: D
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Find the cross product and determine whether the proportion is true or false.
= 
A. 100 ? 
; false
B. 15 = 15; true
C. 
? 140; false
D. 35 = 35; true
Express the number in scientific notation.0.0000000155011
A. 1.55011 x 108 B. 1.55011 x 10-7 C. 1.55011 x 10-9 D. 1.55011 x 10-8
Draw a line that has the given slope and 
m = -2, b = 3 
A. 
B. 
C. 
D. 
Solve the problem.Each customer of a photography studio pays a sitting fee of $20.(i) Complete the table to find an expression that describes the total cost (in dollars) of a photograph package plus the sitting fee if a customer pays p dollars for a photograph package. Show the arithmetic to help you see a pattern.(ii) Evaluate the expression you found in part (i) for p = 171. What does your result mean in this situation?
A. (i) 
(ii) 8.55; If the photograph package is $171, then the total cost is $8.55.
B. (i) 
(ii) 191; If the photograph package is $171, then the total cost is $191.
C. (i) 
(ii) 3420; If the photograph package is $171, then the total cost is $3420.
D. (i) 
(ii) 151; If the photograph package is $171, then the total cost is $151.