For the given functions f and g, find the requested function and state its domain.f(x) = 4x + 5; g(x) = 4x - 1Find 
.
A. (
)(x) = 
; {x|x ? 
}
B. (
)(x) = 
; {x|x ? - 
}
C. (
)(x) = 
; {x|x ? 
}
D. (
)(x) = 
; {x|x ? - 
}
Answer: A
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Solve for x:
5 3 ÄÄ + Ä = 10 3x 3 a. 23 x = ÄÄ 30 b. 21 x = ÄÄ 25 c. 5 x = Ä 9 d. 5 x = ÄÄ 27 e. 7 x = ÄÄ 30
Is the pair of vectors 
and 
perpendicular?
?
A. no B. yes
What is the domain of f(x)? What is its range?f(x) = 
A. Domain: (-?, -9) ? (-9, ?); range: (0, ?) B. Domain: (-?, 0) ? (0, ?); range: (-?, 9) ? (9, ?) C. Domain: (-?, 0) ? (0, ?); range: (-?, -9) ? (-9, ?) D. Domain: (-?, -9) ? (-9, ?); range: (-?, 0) ? (0, ?)
Remove any dominated strategies and find the optimum strategy for each player. 
A. A: 1: 2/11, 2: 9/11 B: 1: 1/11, 2: 10/11 B. A: 1: 3/11, 2: 8/11 B: 1: 1/11, 2: 10/11 C. A: 1: 9/11, 2: 2/11 B: 1: 3/11, 2: 8/11 D. A: 1: 9/11, 2: 2/11 B: 1: 1/11, 2: 10/11