Math Problem Statement

Find the formula for the line f

Find the formula for the line f.

Solution

The graph you provided seems to show a curve with a significant feature: it starts from the origin and seems to increase steeply as it passes through the point (2, 0) in the first quadrant.

From the shape, it looks like a logarithmic function, which is often represented as:

f(x)=aln(xb)+cf(x) = a \cdot \ln(x - b) + c

Key Observations:

  • The function passes through the point (2,0), meaning when x=2x = 2, f(x)=0f(x) = 0. This suggests that the logarithmic shift could be centered around x=2x = 2.
  • The curve is undefined to the left of x=2x = 2, indicating a possible vertical asymptote at x=2x = 2.

A possible formula could be:

f(x)=ln(x2)f(x) = \ln(x - 2)

This would match the visual appearance where the function is only defined for x>2x > 2 and increases rapidly after x=2x = 2.

Steps to verify this:

  1. Plugging x=2x = 2 into f(x)=ln(x2)f(x) = \ln(x - 2), we get f(2)=ln(0)=0f(2) = \ln(0) = 0, which matches the graph.
  2. As xx increases beyond 2, the function grows more positive, which aligns with the graph showing rapid growth for x>2x > 2.

Would you like further details or a deeper exploration of this function?

Here are some related questions:

  1. What is the domain and range of the logarithmic function f(x)=ln(x2)f(x) = \ln(x - 2)?
  2. How can you find the derivative of this function, and what does it tell us about the rate of change?
  3. Can this function be shifted or transformed to match different conditions?
  4. What are the possible asymptotes of logarithmic functions in general?
  5. How can this function be graphed more precisely?

Tip: Logarithmic functions often have vertical asymptotes at points where the argument inside the logarithm is zero or negative.

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Math Problem Analysis

Mathematical Concepts

Logarithmic Functions
Asymptotes
Graphing

Formulas

f(x) = ln(x - 2)

Theorems

Properties of Logarithmic Functions
Vertical Asymptotes of Logarithmic Functions

Suitable Grade Level

Grades 10-12