Math Problem Statement
Nubraižytas funkcijos y = f(x) grafikas ir jo liestinė, einanti per tašką x0. Apskaičiuok f'(x0) reikšmę. Užrašyk ją dešimtaine trupmena.
Solution
The task here is to find the derivative at the point using the graph provided. This derivative corresponds to the slope of the tangent line drawn at on the curve .
Here’s how to approach it:
- Identify the Point: From the graph, is marked at .
- Determine the Tangent’s Slope: The slope of the tangent line at this point is the derivative .
- The tangent line is shown in blue and appears to have a negative slope.
- Calculate the Slope:
- To determine the slope, pick two points on the tangent line. For example:
- Point 1: Approximately at
- Point 2: Approximately at
- Using the slope formula :
- Therefore, .
- To determine the slope, pick two points on the tangent line. For example:
Answer:
The value of in decimal form is:
Would you like further details on interpreting graphs for derivatives?
Further Related Questions
- How do you find the slope of a line between two points?
- What does the slope of a tangent line represent in calculus?
- How can you approximate slopes if points aren't clearly marked?
- How does a derivative relate to the function’s rate of change?
- What are the steps to find the derivative at a specific point on any graph?
Tip
When interpreting tangent lines on graphs, always check for clear points to estimate the slope accurately.
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Math Problem Analysis
Mathematical Concepts
Calculus
Derivatives
Tangent Slope
Formulas
Slope formula: m = (y2 - y1) / (x2 - x1)
Theorems
Derivative as the slope of the tangent
Suitable Grade Level
Grades 10-12