Transcript: polynomials_20250704_104231.html

View and copy the extracted transcript JSON

Back to Files

Narration Generator

Generate narration from your transcript

Leave empty to use default narration settings. Use this to customize the narration approach.

[
  {
    "slide": 1,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Polynomials Adventure\nUnearth the rules that turn letters and numbers into powerful expressions.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 2,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Inside a Polynomial\nName each part\nA polynomial is a sum of terms. Each term has smaller parts you must recognise.\nKnowing these names lets you identify parts of any polynomial expression.",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "Each label shows a different part of the term.",
        "image_description": "https://asset.sparkl.ac/pb/sparkl-vector-images/img_ncert/WhM6Nd2Dv2SqPG6WJzoaunWyNticLLgNp5cWHde0.png"
      },
      {
        "fragment_index": 2,
        "text_description": "Key Points:\nCoefficient\n– the number multiplying the variable.\nVariable\n– the symbol that can change, such as \\(x\\) or \\(y\\).\nExponent\n– the power showing how many times the variable is used.\nConstant\n– a number without any variable.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 3,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Key Vocabulary",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "Basic Terms",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "Term: one separate part of a polynomial.\nVariable: letter that can change, e.g., \\(x\\).\nCoefficient: number multiplying the variable; \\(5\\) in \\(5x\\).\nExponent: power on the variable; \\(3\\) in \\(x^{3}\\).\nConstant: number without a variable.",
        "image_description": ""
      },
      {
        "fragment_index": 3,
        "text_description": "Quick check: In \\(7x^{2}\\), the coefficient is 7.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 4,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Counting the Terms",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "",
        "image_description": "https://asset.sparkl.ac/pb/sparkl-vector-images/img_ncert/pYKl19CON0Iswn4N5yHl34enmu8671AuqdCz3Gu0.png"
      },
      {
        "fragment_index": 2,
        "text_description": "Names based on number of terms\nA polynomial’s name tells how many unlike terms it has.\nMemorise these three common types.\nKey Points:\nMonomial – 1 term, e.g., \\(5x^2\\)\nBinomial – 2 terms, e.g., \\(3x + 4\\)\nTrinomial – 3 terms, e.g., \\(x^2 - 5x + 6\\)",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 5,
    "fragments": [
      {
        "fragment_index": 1,
        "text_description": "Degree of a Polynomial",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "Degree",
        "image_description": ""
      },
      {
        "fragment_index": 3,
        "text_description": "The degree of a polynomial is the highest exponent of its variable. In \\(6x^{3}+2x^{2}+x\\), the highest exponent is 3, so the degree is 3.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 6,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "By Degree\nLinear, Quadratic, Cubic",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "Notice how the examples change as the degree increases.",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "Name\nDegree\nGeneral Form\nExample\nLinear\n1\n\\(ax + b\\)\n\\(2x + 3\\)\nQuadratic\n2\n\\(ax^{2} + bx + c\\)\n\\(x^{2} - 4x + 1\\)\nCubic\n3\n\\(ax^{3} + bx^{2} + cx + d\\)\n\\(2x^{3} - 5x + 7\\)",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 7,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Evaluate Quickly",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "1\nSubstitute\nReplace \\(x\\) with \\(2\\): \\(2(2)^2 + 3(2) + 1\\).",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "2\nSquare First\nCompute the power: \\(2^2 = 4\\). Now \\(2 \\times 4 + 3 \\times 2 + 1\\).",
        "image_description": ""
      },
      {
        "fragment_index": 3,
        "text_description": "3\nMultiply\nWork out the products: \\(8 + 6 + 1\\).",
        "image_description": ""
      },
      {
        "fragment_index": 4,
        "text_description": "4\nAdd Terms\nAdd the results: \\(8 + 6 + 1 = 15\\). Therefore \\(p(2)=15\\).",
        "image_description": ""
      },
      {
        "fragment_index": 5,
        "text_description": "Pro Tip:\nDo powers before multiplying and adding to avoid mistakes.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 8,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "Multiple Choice Question\nSubmit Answer\nCorrect!\nGreat job! You correctly identified the polynomial’s degree.\nIncorrect\nReview the hint and try again.\nconst correctOption = 2;\n        const answerCards = document.querySelectorAll('.answer-card');\n        const submitBtn = document.getElementById('slide-08-a3f9kq-submitBtn');\n        const feedbackCorrect = document.getElementById('slide-08-a3f9kq-feedbackCorrect');\n        const feedbackIncorrect = document.getElementById('slide-08-a3f9kq-feedbackIncorrect');\n\n        let selectedOption = null;\n\n        answerCards.forEach((card, index) => {\n            card.addEventListener('click', () => {\n                answerCards.forEach(c => c.classList.remove('border-blue-500', 'bg-blue-50'));\n                card.classList.add('border-blue-500', 'bg-blue-50');\n                selectedOption = index;\n            });\n        });\n\n        submitBtn.addEventListener('click', () => {\n            if (selectedOption === null) return;\n\n            if (selectedOption === correctOption) {\n                feedbackCorrect.classList.remove('hidden');\n                feedbackIncorrect.classList.add('hidden');\n            } else {\n                feedbackIncorrect.classList.remove('hidden');\n                feedbackCorrect.classList.add('hidden');\n            }\n        });",
        "image_description": ""
      },
      {
        "fragment_index": 1,
        "text_description": "Question\nIdentify the degree of the polynomial \\(5x^{2}-4x+7\\).",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "1\n0",
        "image_description": ""
      },
      {
        "fragment_index": 3,
        "text_description": "2\n1",
        "image_description": ""
      },
      {
        "fragment_index": 4,
        "text_description": "3\n2",
        "image_description": ""
      },
      {
        "fragment_index": 5,
        "text_description": "4\n3",
        "image_description": ""
      },
      {
        "fragment_index": 6,
        "text_description": "Hint:\nThe degree equals the highest power of \\(x\\) present.",
        "image_description": ""
      }
    ]
  },
  {
    "slide": 9,
    "fragments": [
      {
        "fragment_index": -1,
        "text_description": "What We Learned\nThank You!\nWe hope you found this lesson informative and engaging.",
        "image_description": "https://asset.sparkl.ac/pb/sparkl-vector-images/img_ncert/zEeZzNLfkQiCqjzirGpHYAAOFyVht8eL2AgDwBsH.png"
      },
      {
        "fragment_index": 1,
        "text_description": "A polynomial adds terms whose variables have whole-number exponents.",
        "image_description": ""
      },
      {
        "fragment_index": 2,
        "text_description": "Each term has a coefficient, variable, exponent, and possible constant.",
        "image_description": ""
      },
      {
        "fragment_index": 3,
        "text_description": "By term count we name them monomial, binomial, or trinomial.",
        "image_description": ""
      },
      {
        "fragment_index": 4,
        "text_description": "The degree equals the highest exponent present.",
        "image_description": ""
      },
      {
        "fragment_index": 5,
        "text_description": "Degrees 1, 2, and 3 are called linear, quadratic, and cubic.",
        "image_description": ""
      },
      {
        "fragment_index": 6,
        "text_description": "Evaluate a polynomial by substituting a number for the variable.",
        "image_description": ""
      }
    ]
  }
]