Math Problem Statement
Solution
Let's break down the given function to find the zeros and the end behavior.
1. Zeros of the function:
Zeros of a function occur where , i.e., where any factor of the function equals zero.
- From , the zero is .
- From , the zero is , with multiplicity 2 (since it's squared).
- From , the zero is , with multiplicity 3 (since it's cubed).
Thus, the zeros of the function are:
The multiplicities are important in determining how the graph behaves near each zero:
- has multiplicity 1, so the graph crosses the x-axis here.
- has multiplicity 2, so the graph touches the x-axis and turns around (the zero is of even multiplicity).
- has multiplicity 3, so the graph crosses the x-axis but flattens at this point (the zero is of odd multiplicity greater than 1).
2. End behavior:
To determine the end behavior, we analyze the degree of the polynomial and its leading term.
- The degree of the polynomial is the sum of the powers of all the factors: So, the polynomial is degree 6, which is an even degree.
- The leading term of the polynomial (ignoring constants) will be , since each factor contributes to the highest power of .
- Since the leading term is , which is positive and even, the end behavior of the function is:
- As ,
- As ,
Thus, the end behavior is:
- As ,
- As ,
Final Answer:
- The zeros are .
- The end behavior is: as , ; as , .
Would you like more details or have any questions on this? Here are some related questions for further exploration:
- How does the multiplicity of a zero affect the graph at that point?
- What would the graph look like near and ?
- How do we factor polynomials of higher degree when given in standard form?
- How does the leading coefficient affect the end behavior of a polynomial?
- Can you explain the difference in end behavior between even-degree and odd-degree polynomials?
Tip: Always check the multiplicity of zeros to understand how the graph interacts with the x-axis at each root.
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Math Problem Analysis
Mathematical Concepts
Algebra
Polynomial Functions
Zeros
End Behavior
Formulas
Zeros of a function occur where y = 0
End behavior is determined by the degree and leading term of the polynomial
Theorems
Multiplicity of zeros affects how the graph behaves at the x-axis
End behavior of polynomials depends on the degree and leading term
Suitable Grade Level
Grades 10-12
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