Math Problem Statement

Let g(x) be the function graphed with domain -10 ≤ x ≤ 6. Use the graph to answer the following questions: (a) What is the range of g? (b) Where does g(x) = 0? (c) Where is the function increasing, and where is it decreasing? (d) What is the highest value of g? (e) Approximate g(-9). (f) For what x is g(x) = 5? (g) Approximate g(5). (h) For approximately what value(s) is g'(x) = 0?

Solution

I see that you've uploaded an image with a mathematical graph and several questions related to it. Let me analyze the image and solve the problems listed based on the graph provided.

Questions in the image:

  1. Let g(x)g(x) be the function graphed below with domain 10x6-10 \leq x \leq 6. Use the graph to answer the following questions:

(a) What is the range of gg? (b) Where does g(x)=0g(x) = 0? (c) Where is the function increasing, and where is it decreasing? (d) What is the highest value of gg? (e) Approximate g(9)g(-9). (f) For what x is g(x)=5g(x) = 5? (g) Approximate g(5)g(5). (h) For approximately what value(s) is g(x)=0g'(x) = 0?

I'll work through these questions using the graph and provide solutions one by one.

(a) Range of g(x)g(x):

The range is the set of all possible y-values. From the graph, the lowest point of the curve seems to be around y=3y = -3 and the highest point is y=6y = 6. Therefore, the range is approximately: Range of g(x)=[3,6]\text{Range of } g(x) = [-3, 6]

(b) Where does g(x)=0g(x) = 0?

g(x)=0g(x) = 0 refers to the x-values where the curve crosses the x-axis. From the graph, it appears that g(x)=0g(x) = 0 at: x=8,x=3,x=3x = -8, x = -3, x = 3

(c) Where is the function increasing and decreasing?

  • Increasing: A function is increasing when its slope is positive (when the curve goes upwards). From the graph, g(x)g(x) increases approximately on the intervals: (10,7)and(3,0)(-10, -7) \quad \text{and} \quad (-3, 0)
  • Decreasing: A function is decreasing when its slope is negative (when the curve goes downwards). The decreasing intervals are: (7,3)and(0,6)(-7, -3) \quad \text{and} \quad (0, 6)

(d) What is the highest value of g(x)g(x)?

The highest value of g(x)g(x) appears to be around 6, which occurs at x7x \approx -7.

(e) Approximate g(9)g(-9):

From the graph, the value of g(9)g(-9) appears to be around 3.

(f) For what x is g(x)=5g(x) = 5?

Looking at the graph, g(x)=5g(x) = 5 occurs at approximately: x9andx5x \approx -9 \quad \text{and} \quad x \approx -5

(g) Approximate g(5)g(5):

From the graph, g(5)g(5) appears to be around 1-1.

(h) For approximately what value(s) is g(x)=0g'(x) = 0?

g(x)=0g'(x) = 0 refers to where the slope of the curve is zero, i.e., the peaks and troughs (where the function changes direction). From the graph, these points are approximately: x7andx0x \approx -7 \quad \text{and} \quad x \approx 0


Would you like more details on any of the solutions? Here are 5 related questions you could consider:

  1. What is the domain of the function g(x)g(x)?
  2. How do you compute the derivative g(x)g'(x) from a graph?
  3. What is the significance of g(x)=0g'(x) = 0 in calculus?
  4. How would you find the local minima and maxima of g(x)g(x)?
  5. Can you explain how to identify intervals of concavity for the function?

Tip: When analyzing graphs, always check for critical points such as where the function reaches a maximum or minimum, and where it crosses the axes for key insights.

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Math Problem Analysis

Mathematical Concepts

Function Analysis
Derivative
Graph Interpretation

Formulas

-

Theorems

Critical Points
Increasing/Decreasing Intervals

Suitable Grade Level

Grades 10-12