Welcome to the Math 10 Foundations and PreCalculus page see below for the content area which includes class notes, helpful links and games to help your learn
General help site https://www.youtube.com/user/mathjohnson/featured TOOLS:
interval and set notation interval notation [ or ] means includes the point ( or ) means up to this point but does not include it 2 points are placed in the brackets; smallest first, largest ex. [-2,5] graph goes from -2 to +5 and includes both points ex. [-4,8) graph goes from -4 to +8 but does not include 8 http://www.mathwords.com/i/interval_notation.htm
set notation {x/ -2 < x < 8} this means; x is less than 8 but greater than -2
Chapter 7: Forms of an equation, parallel and perpedicular lines class notes: