Methods
SPM Mathematics Methods, Step by Step
Clear, step-by-step methods for the procedures SPM Mathematics tests, completing the square, converting number bases, matrix inverses, reading an ogive and more. Each one worked the way the exam wants it.
Form 4 methods
Complete the squareSolve using the quadratic formulaConvert between number basesBuild a truth tableDo set operations with a Venn diagramRead speed and distance from a motion graphFind the standard deviation of ungrouped dataUse a tree diagram for combined eventsWork out compound interestShade the region of linear inequalitiesFactorise a quadraticSketch a quadratic graphForm a quadratic from its rootsAdd and subtract in a given baseWrite the converse of an implicationDescribe a shaded set regionFind the shortest route in a networkFind the best value in a feasible regionFind the mean, median and modeFind the probability of a single eventUse the addition rule for probabilityWork out simple interestCompare prices to find the best buy
Form 5 methods
Multiply two matricesFind the inverse of a 2×2 matrixFind a scale factor and image areaFind trig ratios for angles beyond 90°Read the median from an ogiveSolve a variation problemCompute income tax payableSolve a joint variationAdd and subtract matricesIdentify a single transformationConstruct the image under a rotationSolve a trigonometric equationSketch a trigonometric graphEstimate the mean of grouped dataWork out an insurance premium and payoutBuild and use a linear modelFind Q1, Q3 and the Interquartile Range from an Ogive