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HomeMathcasts Library  >  Mathcasts By Course > Pre-Calculus


Mathcasts for pre-calculus:


  1. Find the linear factorization of x^3-4x^2-7x+10 Part 1 Part 2 - Part 2 shows the use of the Virtual TI graphing calculator TRF
  2. Given 2+ 3i is a zero, find the other zeros of f(x)=x^4-4x^3+10x^2+12x-39 (View mathcast)
  3. Find a third degree polynomial with zeros at 3 and 1+i. (View mathcast)
  4. Use synthetic division and the Remainder Theorem to find f(3) for f(x)= 4x^3-x^2+3x+1 (View mathcast)
  5. Draw the graph of f(x)=x(x+3)^2(4-x)^3 clearly labeling the x-intercepts (View mathcast)
  6. Find the potential rational zeros for f(x)=5x^3+x^2-3x-2 (View mathcast)


Pre-Calculus with GeoGebra



  Parametric functions - a. The Unit Circle


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