Write Down
Obtain the answer(s), usually by extracting information. Little or no calculation is required. Working does not need to be shown.

Calculate
Obtain the answer(s) showing all relevant working.

Find
Obtain the answer(s) showing all relevant working.

Determine
Obtain the answer(s) showing all relevant working.

Differentiate
Obtain the derivative of a function.

Integrate
Obtain the integral of a function.

Solve
Obtain the solution(s) or root(s) of an equation.

Draw
Represent by means of a labelled, accurate diagram or graph, using a pencil. A ruler should be used for straight lines. Diagrams should be drawn to scale. Graphs should have points correctly plotted (if appropriate) and be joined in a straight line or smooth curve.

Sketch
Represent by means of a diagram or graph, labelled if required. A sketch should give a general idea of the required shape of the diagram or graph.

Plot
Mark the position of points on a diagram.

Compare
Describe the similarities and differences between two or more items.

Deduce
Show a result using known information.

Justify
Give a valid reason for an answer or conclusion.

Show That
Obtain the required result (possible using information given) without the formality of proof. Generally NO calculator use is needed.

Hence
Use the preceding work to obtain the required result.

Hence or Otherwise
It is suggested that the preceding work is used, but other methods could also receive credit.

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