Math Problem Statement

Use transformations of the graph of ​f(x)equals xcubed

to determine the graph of the given function. h left parenthesis x right parenthesis equals negative left parenthesis x minus 3 right parenthesis cubed

Solution

To determine the graph of the function h(x)=(x3)3h(x) = -(x - 3)^3 using transformations of the base function f(x)=x3f(x) = x^3, follow these steps:

Step 1: Start with the base function

The base function is f(x)=x3f(x) = x^3, which is a cubic function. Its graph has the following key features:

  • It passes through the origin (0,0)(0, 0).
  • It is symmetric with respect to the origin (odd function).
  • The general shape is an "S" curve, increasing steeply as xx moves away from zero.

Step 2: Horizontal Shift

The function (x3)3(x - 3)^3 represents a horizontal shift. Since the subtraction of 3 occurs inside the cube, it shifts the graph 3 units to the right. The new graph will pass through the point (3,0)(3, 0) instead of (0,0)(0, 0).

Step 3: Reflection

The negative sign outside the cube, (x3)3-(x - 3)^3, reflects the graph vertically across the x-axis. This means that the graph will be flipped upside down: where the original graph was increasing, the new graph will be decreasing.

Final Graph Description

The graph of h(x)=(x3)3h(x) = -(x - 3)^3 is:

  • The graph of x3x^3 shifted 3 units to the right.
  • Reflected vertically across the x-axis.

Thus, it will still have the cubic "S" shape, but the curve will open downwards instead of upwards, and its center will be at the point (3,0)(3, 0).


Do you want further details or have any questions about these steps?

Here are five related questions for deeper understanding:

  1. What effect does a vertical stretch or compression have on the graph of a cubic function?
  2. How does the transformation f(x+k)f(x + k) shift the graph horizontally?
  3. What happens if you apply a horizontal reflection to the graph of x3x^3?
  4. How does the graph of xnx^n for different powers nn compare to the cubic function?
  5. Can you describe how the graph of x3x^3 changes under a vertical shift?

Tip: A reflection across the x-axis changes the sign of all y-values, essentially flipping the graph vertically.

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Math Problem Analysis

Mathematical Concepts

Function Transformations
Cubic Functions
Graph Shifts
Reflections

Formulas

Base function: f(x) = x^3
Transformation: h(x) = -(x - 3)^3

Theorems

Graph transformations
Odd function symmetry
Reflection across the x-axis

Suitable Grade Level

Grades 10-12