College Algebra, 2013a

434 Exponential and Logarithmic Functions
58. Domain of g: (−∞, ∞)
Range of g: (−1, ∞)
59. Domain of g: (−∞, ∞)
Range of g: (0, ∞)
y
8
7
6
5
4
3
2
1
−3−2−1
1 2 3 x
H.A. y = −1
y
9
8
7
6
5
4
3
2
1
−3−2−1 1 2 3
x
y = g(x) =2 x − 1
60. Domain of g: (−∞, ∞)
Range of g: (2, ∞)
y = g(x) = ( ) 1 x−1
3
61. Domain of g: (−∞, ∞)
Range of g: (−20, ∞)
y
11
y
10
80
9
70
8
60
7
50
6
40
5
30
4
20
3
10
2
1
H.A. y =2
−3−2 1 2 3
−10
x
−3−2−1 1 2 3
y = g(x) =3 −x +2
x
H.A. y = −20
y = g(x) =10 x+1
2 − 20
62. Domain of g: (−∞, ∞)
Range of g: (−∞, 8)
63. Domain of g: (−∞, ∞)
Range of g: (0, ∞)
y
y
8
80
7
70
6 H.A. y =8
60
5
50
4
40
3
30
2
20
1
10
−3−2−1 1 2 3 x
−10 10 20 30 x
y = g(x) =8− e −x y = g(x) =10e −0.1x