maths revision core 1

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CORE 1 REVISION
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indices
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surds
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algebraic expressions

• Manipulate polynomials
• Expand brackets and collect like terms
• Factorise expressions

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equations and inequalities
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quadratic functions
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coordinate geometry
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transformations of graphs
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arithmetic series
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Evaluate
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A salesman is paid commission of 10 per week
for each life insurance policy which he has
sold. Each week he sells one new policy so that
he is paid 10 commission in the first week, 20
in the second week, 30 in the third week and so
on. Find his total commission in the first year
of 52 weeks.
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A sequence a1, a2, a3, . . . is defined by a1
3, an 1 3an 5, n ? 1. (a) Find the
value a2 and the value of a3. (b) Calculate the
value of
.
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differentiation
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integration
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