Graphing Logarithmic Functions

Question 1

What is the hydrogen ion concentration of orange juice that has a pH of 1?✔ 0.1 mole per liter0.01 mole per liter0.0001 mole per liter0.00001 mole per liter

Revolt · Accepted Answer

✔ 0.1 mole per liter

Question 2

What happens to the value of f(x) = log4x as x approaches 0 from the right?

Revolt · Accepted Answer

f(x) approaches negative infinity

Question 3

What happens to the value of f(x) = log4x as x approaches +∞?

Revolt · Accepted Answer

f(x) approaches infinity

Question 4

If you are given the graph of g, how could you graphf(x) = log x + 3?For each point on the graph of g,

Revolt · Accepted Answer

add 3 to the y-coordinate.

Question 5

The point (–1, 0.5) lies on the graph of f –1(x) = 2x. Based on this information, which point lies on the graph of f(x) = log2x?

Revolt · Accepted Answer

(0.5, –1)

Question 6

a = b = c =

Revolt · Accepted Answer

1

Question 7

If you are given the graph of g, how could you graphf(x) = log x + 3?For each point on the graph of g,

Revolt · Accepted Answer

add 3 to the y-coordinate.

Question 8

Graph the pH function using the graphing utility. Then answer the questions.What is the pH of lemon juice that has a hydrogen ion concentration of 0.01 moles per liter?The pH is .

Revolt · Accepted Answer

2

Question 9

a = b = c =

Revolt · Accepted Answer

0.25

Question 10

Which point do the graphs of f and g have in common? (, )

Revolt · Accepted Answer

0

Graphing Logarithmic Functions Answers

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