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Mathematics 3 ESO – Unit 5 POLYNOMIALS page 43 activity 42

a)  Watch the video on “What are polynomials” and answer:

  • I) What four elements describe the different parts of polynomials?
  • II) What can be the value of the exponent of a variable (in a polynomial)?
  • III) Is 3x + 4y a binomial? Why?
  • IV) Is (3x + 1)/x a polynomial? Why?

b)  Watch the video on “Square of a Sum Example” and answer:

  • I) What is the formula for “square of a sum”?
  • II) Solve:
    • (x+8)²
    • (x+3)²
    • (x+10)²