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Pre-Calculus
Graphing Logarithms
Name:
Hw #_______
Graph each equation or inequality.
1. y  log 4 x
2. y  3log 2 x
3. y  log5  x  1
4. y  log 2 x
5. y  log  x  1
6. y  2log  x  3
7. y  2log 2 x
8. y 


1
log x3  1
2
9. y  5x 3
Solve each equation by graphing to the nearest ten thousandth.
10. 82 x1  30.4
11. 92 x  2  8x
12. 42 x 1  63 x
Application
1
13. After t years, the annual sales in hundreds of thousands of units of a product q is given by q   
2
a. Find the annual sales of a product after 9 years.
b. After how many years will the annual sales be about 95,350 units?
0.8t
.