Chapter 5: Equations and linear relationships Notes

Sections

1. 5A Harder equations and inequalities Mastered

   Solving linear equations with several algebraic fractions, and solving linear inequalities with fractions, brackets and negative coefficients.

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2. 5B Coordinate geometry of lines Mastered

   Equation of a line from two points, general form ax + by + c = 0, parallel and perpendicular lines, distance, midpoint and collinear points.

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3. 5C Simultaneous equations in context Mastered

   Applying simultaneous equations to comparing plans, break-even analysis, mixtures and other worded problems.

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4. 5D Regions on the Cartesian plane Mastered

   Extension: graphing linear inequalities as half-planes, dashed and solid boundaries, testing a point, and regions defined by several inequalities.

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