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Thomas Harriot (1631) introduced the symbols for "greater than" (>) and "less than" (<) in his book, Artis Analyticae Praxis ad Aequationes Algebraicas Resolvendas (The Analytical Arts Applied to Solving Algebraic Equations). 

INEQUALITIES

Key questions

  1. Do we understand and can we use inequality notation?

  2. How do we solve linear inequalities?

  3. How can the solutions be represented on a number line?

  4. Can we solve quadratic inequalities?

  5. Can we find the solution set of several linear inequalities graphically?

4 lessons

Specification details

binomial expansion.png

Literacy

  • stories that set a frame or background

  • stories that accompany or intertwine

  • stories that introduce

  • stories that explain

  • stories that ask a question

  • stories that entertain

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