You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.

Inequalities are the relationships between two expressions which are not equal to one another. The symbols used for inequalities are <, >, ≤, ≥ and ≠. \(7 \textgreater x\) reads as '7 is greater than ...

All quadratic functions have the same type of curved graphs with a line of symmetry. The graph of the quadratic function \(y = ax^2 + bx + c\) is a smooth curve with one turning point. The turning ...