Math Problem Statement

Given the functions f(x)=1x−3+1 and g(x)=1x+4+3.

Which statement describes the transformation of the graph of function f onto the graph of function g?

Responses

The graph shifts 7 units left and 2 units up. The graph shifts 7 units left and 2 units up.

The graph shifts 7 units right and 2 units down. The graph shifts 7 units right and 2 units down.

The graph shifts 2 units right and 7 units down. The graph shifts 2 units right and 7 units down.

The graph shifts 2 units left and 7 units up.

Solution

To determine how the graph of function f(x)=x3+1f(x) = x - 3 + 1 transforms into the graph of function g(x)=x+4+3g(x) = x + 4 + 3, we can analyze how the equations differ.

First, let's simplify both functions:

  • f(x)=x3+1=x2f(x) = x - 3 + 1 = x - 2
  • g(x)=x+4+3=x+7g(x) = x + 4 + 3 = x + 7

Now, we compare the two functions:

  • f(x)=x2f(x) = x - 2
  • g(x)=x+7g(x) = x + 7

The transformation from f(x)f(x) to g(x)g(x) can be described by the changes in the constants:

  • f(x)f(x) has a constant of 2-2.
  • g(x)g(x) has a constant of +7+7.

The difference between the constants is: 7(2)=7+2=97 - (-2) = 7 + 2 = 9 So, the graph shifts 9 units up.

Now let’s break down the possible transformations based on the options:

  • The transformation is a vertical shift, and it’s clear that the graph of g(x)g(x) is shifted 9 units up from f(x)f(x).

Thus, the correct statement is: The graph shifts 2 units left and 7 units up.

Further questions you might explore:

  1. How do vertical and horizontal shifts differ in a graph transformation?
  2. What happens if the constant term in the function is negative or positive?
  3. How do the transformations change if you have a quadratic function instead of a linear one?
  4. Can transformations be applied to other functions like absolute value or exponential functions?
  5. How do you apply a reflection over the x-axis or y-axis to a function?

Tip:

When analyzing transformations, always simplify the functions and focus on how constants affect vertical shifts and coefficients affect horizontal shifts.

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Math Problem Analysis

Mathematical Concepts

Function Transformation
Vertical Shifts
Linear Functions

Formulas

f(x) = x - 2
g(x) = x + 7

Theorems

Transformation of Linear Functions

Suitable Grade Level

Grades 7-9