Math Problem Statement
If the slope of the parabola is y = ax^2+bx+c where a, b, c ∈ R{0} at the points (3,2) and (2,3) are 34 and 12 respectively, then find the value of a.
Solution
We are given a quadratic equation , and the slopes at the points and are given as 34 and 12, respectively.
Step 1: Derivative of the parabola (Slope equation)
The slope of the parabola at any point is given by the derivative of with respect to :
Step 2: Using the slope conditions
We are given that at the point , the slope is 34, and at , the slope is 12. So, we can set up two equations based on these conditions:
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For , the slope is 34: Simplifying:
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For , the slope is 12: Simplifying:
Step 3: Solving the system of equations
Now we have the system of equations:
We subtract Equation 2 from Equation 1 to eliminate :
Thus, the value of is .
Would you like further clarification or more details on any step?
Here are 5 related questions for further practice:
- Find the value of after finding .
- Determine the equation of the parabola by finding as well.
- What is the general formula for the slope of a quadratic function at any point ?
- How would the slopes change if the quadratic had no linear term, i.e., ?
- If the parabola passes through the origin, what would be the value of ?
Tip: When given the slope of a curve at specific points, always consider taking the derivative to create equations involving the given information.
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Math Problem Analysis
Mathematical Concepts
Calculus
Algebra
Derivatives
Quadratic Equations
Formulas
Derivative of a quadratic equation: dy/dx = 2ax + b
Theorems
Differentiation rules for polynomials
Suitable Grade Level
Grades 10-12
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