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Intermediate Algebra – Student Workbook – Second Edition 2013

Intermediate Algebra – Student Workbook – Second Edition 2013

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Lesson 4b <strong>–</strong> More on Logarithms<br />

Practice Problems<br />

6. Consider the function ( ) Graph g(x) on your graphing calculator. Use window x:<br />

[0..10] and y: [-2..2]. In the space below, draw what you see on your calculator screen.<br />

a) What is the domain of g(x)? __________________________________________<br />

b) What is the range of g(x)? ____________________________________________<br />

c) For what values of x is g(x) positive? _____________________________<br />

d) For what values of x is g(x) negative? ____________________________<br />

e) For what values of x is g(x) increasing? __________________________<br />

f) What is the vertical intercept? ____________________<br />

g) What is the horizontal intercept? __________________________<br />

h) Give the equation of the vertical asymptote for g(x). _______________________<br />

i) For what value of x is g(x) = 1? __________________________<br />

j) Determine g(12). Round your answer to three decimal places.<br />

Scottsdale Community College Page 176 <strong>Intermediate</strong> <strong>Algebra</strong>

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