Polynomial Factorization Example

Polynomial Factorization Example
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2014-07-18 04:38
This example demonstrates how to factor the polynomial 3x^2 + 2x + 11 using polynomial identities. Key mathematical concepts include polynomials, factorization, and identities. GeoGebra commands used include GCD, Simplify, PrimeFactors, etc. Suitable for secondary school mathematics education.

GeoGebra Commands & Parameters

  1. GCD(b, denom) → firstGCD
  2. Polygon((instructionEdge, y(Corner[1])), (instructionEdge, y(Corner[3])), Corner[4], Corner[1]) → instruction, instructionRight, instructionTop, instructionLeft, instructionBottom
  3. Line((x(Corner[1]) + ((2 * indent) * screenwidth), 0), yAxis) → align1
  4. Line((x(Corner[1]) + ((3 * indent) * screenwidth), 0), yAxis) → align2
  5. Line((x(Corner[1]) + ((4 * indent) * screenwidth), 0), yAxis) → align3
  6. Simplify((a * x^(2)) + (b * x) + c) → f
  7. PrimeFactors(absDiscriminant) → primeFactors
  8. Unique(primeFactors) → uniqueFactors
  9. Length(uniqueFactors) → numberFactors
  10. Sequence(CountIf[x ≟ Element[uniqueFactors, i], primeFactors], i, 1, numberFactors) → factorRepetitions
  11. Product(Sequence[Element[uniqueFactors, i]^(floor(Element[factorRepetitions, i] / 2)), i, 1, numberFactors]) → outsideroot
  12. If(discriminant < 0, "i", "") → imaginary_1
  13. GCD(outsideroot, denom) → secondGCD
  14. Textfield(a) → inputBox1
  15. Textfield(b) → inputBox2
  16. Textfield(c) → inputBox3

AI Drawing Prompt Reference

Illustrate the factorization of the polynomial 3x^2 + 2x + 11 by drawing its function graph, then compute the discriminant and factorize to show real and imaginary roots, highlighting different factor components with colors, and display coefficients a, b, c as text boxes beside the graph.
The prompt above was compiled from the original drawing commands and is for reference only.