Exponential And Logarithmic Functions Worksheet Page 3

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Answer Key
Testname: EXPONENTIAL AND LOGARITHMIC FUNCTIONS PRACTICE TEST
1)
y
y
6
6
4
4
2
2
x
x
-6
-6
-4
-4
-2
-2
2
2
4
4
6
6
-2
-2
-4
-4
-6
-6
2) $274.56
3) 2 x = 4
4) log c 169 = 2
5) -2
1
6) -
2
7) 2
8) 19
9) 0
10)
y
y
6
6
x
x
-6
-6
6
6
-6
-6
11) (-8, ∞)
12) -4
13) 10
1
14)
4
15) 2x 5
16) log b y + 4 log b z
17) log
(x - 8) - 8 log
x
5
5
1
1
18)
log
10 +
log
x
2
2
2
2
x + 2
19) log
2
x + 8
20) log b y 9 z 7
3

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