Maths

Power of Maths: Paper 1
Chapter 12: Arithmetic Sequences and Series
Activity 10
ACTION
Understanding an arithmetic sequence
OBJECTIVE To understand an arithmetic sequence
Activity 11
ACTION Working with arithmetic sequences (1)
OBJECTIVE To write down the first term and common difference of a number of arithmetic sequences
Activity 12
ACTION Working with arithmetic sequences (2)
OBJECTIVE
Activity 13
ACTION
OBJECTIVE
Activity 14
ACTION
OBJECTIVE
To explore various arithmetic sequences and to gain an understanding of how these
sequences operate
Exploring consecutive terms in an arithmetic sequence
To practise a number of problems involving three consecutive terms in an arithmetic
sequence
Finding the sum of the first n natural numbers
To verify Gauss’ formula by adding up the first 10 natural numbers
Chapter 13: Geometric Sequences and Series
Activity 15
ACTION Understanding a geometric sequence
OBJECTIVE To gain an understanding of a geometric sequence
Activity 16
ACTION Working with geometric sequences (1)
OBJECTIVE To write down the first term and common difference of a number of geometric sequences
Activity 17
ACTION Working with geometric sequences (2)
OBJECTIVE To explore various geometric sequences and to gain an understanding of how these
sequences operate
Activity 18
ACTION Exploring consecutive terms in a geometric sequence
OBJECTIVE To practise a number of problems involving three consecutive terms in a geometric
sequence
Activity 19
ACTION Working with a geometric series
OBJECTIVE To add the terms in a geometric series and to come to an understanding of how a summing
formula simplifies the task
Activity 20
ACTION Working with the Σ notation
OBJECTIVE To become familiar with how the Σ notation works
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