... can find the solution set. Thus, 3D + 5 = 29 is now a fourth-grade problem. ... After studying logic and proof by means of truth tables or Venn diagrams, relate the proof to an electric circuit. Simple demonstration boards consisting of circuits with switches in series or parallel illustrate the truth values of compound statements.

Title | : | Guidelines for teaching mathematics |

Author | : | Donovan A. Johnson, Gerald R. Rising |

Publisher | : | Wadsworth Publishing Company - 1972 |

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