Section: Algebra | Assumed knowledge (Mathematics Skills) | OpenDesk
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General
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Algebra
This section can support you to develop your algebra skills.
Videos
Introduction to Algebra: relationships in words (printable handout)
This 12 minute video covers
- translating from words to symbols (relationships)
- variables and expressions
- collecting like terms.
Substituting and rearranging equations (printable handout)
This 12 minute video covers
- Substituting values into equations
- rearranging equations.
Expanding Brackets (printable handout)
This 19 minute video covers
- Distributive Law
- Expanding brackets (single, double and triple)
- Common expansions to get to know.
Algebra: Factorising quadratic expressions (printable handout)
This 13 minute video covers:
- simple factorisation (adding one set of brackets)
- factorising quadratic expressions.
Solving quadratic equations using factorisation (printable handout)
This 7 minute video covers
- quadratic equations
- solving quadratic equations using factorisation.
Solving quadratic equations using the quadratic formula (printable handout)
This 12 minute video covers:
- quadratic equations
- the quadratic equation
- using the quadratic equation
- finding the number of solutions a quadratic equation will have.
Solving simultaneous equations (using the substitution method) (printable handout)
This 15 minute video covers the use of substitution method to solve simultaneous equations (two unknown variables and two equations).
Solving simultaneous equations (using the elimination method) (printable handout)
This 16 minute video covers the use of the elimination method to solve simultaneous equations (two unknown variables and two equations).
Inequalities (printable handout)
This 12 minute video covers graphing inequalities and rearranging inequalities.
Algebraic fractions (printable handout)
This 5 minute video steps though cancelling when there is algebraic terms in both the numerator and the denominator.
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