Math Problem Statement
Solution
To find the equation of the tangent line to the curve at the point , we follow these steps:
Step 1: Differentiate the function to find the slope of the tangent line.
The function is . The derivative gives the slope of the tangent line at any point .
Step 2: Evaluate the derivative at .
To find the slope at , substitute into the derivative: Since , the slope becomes: Thus, the slope .
Step 3: Use the point-slope form to find the equation of the tangent line.
The point-slope form of a line is: We know and the point . Substituting these values:
Step 4: Solve for in the slope-intercept form .
Expand the equation: Now, add 3 to both sides to isolate :
Thus, the equation of the tangent line is:
So, and .
Would you like more details on any of the steps?
Here are five related questions to further your understanding:
- What is the geometric meaning of the slope of the tangent line?
- How would the equation change if the function were instead?
- What happens to the tangent line equation if we change the point of tangency?
- Can we generalize this process to any sinusoidal function, such as ?
- How does the value of change if the point of tangency is altered?
Tip: In calculus, the derivative of a function at a point gives the slope of the tangent line at that specific point, which helps in constructing the tangent equation.
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Math Problem Analysis
Mathematical Concepts
Calculus
Differentiation
Trigonometric Functions
Formulas
Derivative of sin(x): d/dx[sin(x)] = cos(x)
Point-slope form: y - y1 = m(x - x1)
Theorems
Derivative as Slope of Tangent Line
Suitable Grade Level
Grades 11-12