Math Problem Statement

Graph the exponential function g(x) = 3^x. Plot five points on the graph of the function.

Solution

The question asks you to graph the exponential function g(x)=3xg(x) = 3^x by plotting five points on the graph.

Here’s how you can calculate five points for g(x)=3xg(x) = 3^x:

Steps:

  1. Choose some values of xx, such as x=2,1,0,1,2x = -2, -1, 0, 1, 2.
  2. Compute g(x)=3xg(x) = 3^x for each xx.

Calculations:

  • When x=2x = -2: g(2)=32=132=190.11g(-2) = 3^{-2} = \frac{1}{3^2} = \frac{1}{9} \approx 0.11
  • When x=1x = -1: g(1)=31=130.33g(-1) = 3^{-1} = \frac{1}{3} \approx 0.33
  • When x=0x = 0: g(0)=30=1g(0) = 3^0 = 1
  • When x=1x = 1: g(1)=31=3g(1) = 3^1 = 3
  • When x=2x = 2: g(2)=32=9g(2) = 3^2 = 9

Table of Points:

xxg(x)=3xg(x) = 3^x
-20.11
-10.33
01
13
29

Plotting:

  • On the graph, mark the points:
    • (-2, 0.11)
    • (-1, 0.33)
    • (0, 1)
    • (1, 3)
    • (2, 9)
  • Draw a smooth curve through these points, showing the rapid growth of the exponential function.

Let me know if you'd like more details or assistance!


Related Questions:

  1. What happens to the graph of 3x3^x if the base is changed to 22?
  2. How does g(x)=3xg(x) = 3^x behave as xx \to \infty?
  3. What is the reflection of g(x)=3xg(x) = 3^x about the yy-axis?
  4. How do exponential functions differ from linear functions?
  5. Can you identify the asymptote of g(x)=3xg(x) = 3^x?

Tip:

For exponential functions, the base determines how rapidly the function grows or decays. A larger base results in faster growth.

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Math Problem Analysis

Mathematical Concepts

Exponential Functions
Graphing Functions

Formulas

g(x) = a^x
g(x) = 3^x

Theorems

Exponential Growth Behavior

Suitable Grade Level

Grades 9-12