Cambridge IGCSE Mathematics
2Algebra and graphs
In this topic
Lessons
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Algebraic expressions and substitution
30 min
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Expanding brackets
30 min
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Factorising algebraic expressions
35 min
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Algebraic fractions
35 min
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Laws of indices in algebra
35 min
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Changing the subject of a formula
35 min
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Completing the square and the quadratic formula
35 min
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Linear equations
35 min
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Simultaneous equations with one non-linear equation
30 min
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Simultaneous linear equations
35 min
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Solving quadratic equations by factorising
25 min
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Inequalities in two variables: regions on a graph
35 min
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Linear inequalities
30 min
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nth term of non-linear sequences
35 min
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Sequences and number patterns
30 min
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Direct and inverse variation
35 min
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Graphs in practical situations
25 min
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Travel graphs: distance–time and speed–time
35 min
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Graphs of functions and solving equations graphically
40 min
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Sketching curves
35 min
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