Teaching High School Mathematics; First Course; Logical Basis for Equation Transformation Principles Part III; Teaching High School Mathematics; First Course; Logical Basis for Equation Transformation Principles Part III

  • Title Card: Teaching High School Mathematics: First Course
  • Title Card: Logical Basis for Equation Transformation Principles Part III
  • Title Card: Films for Background Bound Variables: Matching Language with Awareness e_mb_0021 Prelude to Deduction e_mb_0023 Proving Generalizations e_mb_0026, e_mb_0027 Logical Basis for Equation Transformation Principles Part I and Part II e_mb_0035, e_mb_0036
  • Title Card: (2x - 5)(x + 4) = 0 2x - 5 = 0 or x + 4 = 0
  • Title Card: VxVyVz x + z = y + z if and only if x = y
  • Title Card: VxVyVz ≠ 0 xz = yz if and only if x = y
  • Title Card: VxVy xy = 0 if and only if x = 0 or y = 0
  • Title Card: 80th Lesson of a 166 Lesson Course (taught by Max Beberman) The Zero-Product Theorem the Concept of Contrapositive Negation of a Conjunction Double Negation
  • Title Card: The class objects to this.
  • Title Card: Others are not so sure.
  • Title Card: 1. If 3 > 1 then 3 + 4 > 1 + 4 2. If not (3 + 4 > 1 + 4) then not (3 > 1) 3. If not [not (3 > 1)] then not [not (3 + 4 > 1 + 4)]
  • Title Card: [] if and only if not (not [])
  • Title Card: [Substitution and the Double Denial Rule]
  • Title Card:[Next Films in this Series] Subset of a Set: Developing the Concept e_mb_0038 Equivalent Equations: Developing the Concept e_mb_0039
  • Title Card: This Film is Background for: Subset of a Set: Developing the Concept e_mb_0038 Equivalent Equation: Developing the Concept e_mb_0039 Equivalent Equations and Transformation Principle e_mb_0040 Equation Transformation Principles in Practice e_mb_0041 Transformation Principles for Inequations e_mb_0043, e_mb_0044 Operation with Sets
  • Credits [Title cards] Instructor: Max Beberman
  • Narrator: Mark Anderson
  • Produced by the University of Illinois Committee on School Mathematics
  • with grants from the National Science Foundation and the US Office of Education
  • Project Director: Max Beberman; Content Director: Gertrude Hendrix; Asst. Content Director: Jesse Orvedahl; Film Director: Byrl Sims; New Series Staff: Mark Anderson, Martin Fass, Wesley Faulkner, James W. Hall, Robert LA Gow; First Series Staff: Stanley Follis, John Werner; Classroom furniture courtesy of Brunswick