Math Problem Statement
For the following polynomial function, use the remainder theorem to find f(k).
f left parenthesis x right parenthesis equals 2 x Superscript 5 Baseline minus 8 x cubed minus 13 x squared minus 25f(x)=2x5−8x3−13x2−25;
kequals=33
Question content area bottom
Part 1
f(33)equals=enter your response here
(Simplify your answer.)
Solution
To find for the polynomial using the Remainder Theorem, we proceed as follows:
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Apply the Remainder Theorem: According to the Remainder Theorem, is equal to the remainder when is divided by .
In this case, we need to calculate , which means we will substitute directly into .
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Substitute in :
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Calculate each term individually:
Now substitute these values into the expression:
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Simplify each part:
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Combine all terms:
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Final Calculation:
Therefore, .
Would you like more details on this process? Here are some related questions:
- How does the Remainder Theorem help with polynomial evaluations?
- What steps would be needed if we used synthetic division?
- How does the result change with different values of ?
- Can we estimate large polynomial expressions without expanding fully?
- Why are terms with zero coefficients omitted in polynomials?
Tip: For higher powers of polynomials, breaking down the calculations into smaller steps can reduce errors.
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Math Problem Analysis
Mathematical Concepts
Polynomial Functions
Remainder Theorem
Exponentiation
Formulas
f(k) = Remainder when f(x) is divided by x - k
Theorems
Remainder Theorem
Suitable Grade Level
Grades 11-12
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