How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y.

Practise Edexcel sample exam questions with BBC Bitesize GCSE Combined Science. ... Sample exam questions - plant structures and functions ... 'complete' to fill in a gap in a table or graph ...

The questions in this quiz are suitable for GCSE maths students studying coordinates, straight line graphs, y = mx + c, parallel and perpendicular lines and the equation of a line through two points.

1 Center of Advanced Technology for Assisted Learning and Predictive Analytics, FernUniversität in Hagen, Hagen, Germany; 2 Department of Psychology, FernUniversität in Hagen, Hagen, Germany; ...

The lines, placed next to each other in parallel, show a family of function graphs. The color lines view offers sorting and brushing features which support visual analysis procedures that are ...