For the functions f(x) and g(x), determine the domain of (f + g)(x) (the sum of f and g).f(x) = 
, g(x) = 
A. {x ? x is a real number and x ? 3}
B. {x ? x is a real number}
C. {x ? x is a real number and x ? 3 and x ? 8}
D. {x ? x is a real number and x ? -3 and x ? -8}
Answer: C
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Write the Hindu-Arabic numeral in expanded form.2,351,928
A. (2 × 106) + (3 × 105) + (5 × 104) + (1 × 103) + (9 × 102) + (2 × 101) + (8 × 100) B. (2 × 100) + (3 × 101) + (5 × 102) + (1 × 103) + (9 × 104) + (2 × 105) + (8 × 106) C. (2 × 107) + (3 × 106) + (1 × 104) + (9 × 103) + (2 × 102) + (8 × 101) D. (2 × 107) + (3 × 106) + (5 × 105) + (1 × 104) + (9 × 103) + (2 × 102) + (8 × 101)
Use the graph of f to sketch a graph of the inverse of f using a dashed curve.
A. 
B. 
C. 
D. 
Use the right triangle shown below and find the missing length. Give an exact answer and a decimal approximation rounded to two decimal places. 
a = 11, b = 3
A. c = -
? -11.40
B. c = 
? 11.40
C. c = 99
D. c = 130
Solve.If y varies inversely as x, and y = 5 when x = 56, find y when x = 8.
A. 35
B. 
C. 
D. 