D4: Arithmetic Sequences

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From the DfE Mathematics AS and A-Level Content (LINK):

Introducing Arithmetic Sequences

D4-01 Arithmetic Sequences: Introducing Arithmetic Sequences

D4-02 Arithmetic Sequences: Finding the nth term

D4-03 Arithmetic Sequences: Finding the 2300th term

D4-04 Arithmetic Sequences: How many terms are there?

D4-05 Arithmetic Sequences: A Sequences Problem

Arithmetic Series

D4-06 Arithmetic Sequences: Introducing Arithmetic Series

D4-07 Arithmetic Sequences: Examples of Finding the Sum of Arithmetic Series

D4-08 Arithmetic Sequences: Words to Algebra

Simultaneous Equation Problems

D4-09 Arithmetic Sequences: 4th term is 9, 20th term is 73

D4-10 Arithmetic Sequences: 21st term is 118, Sum of the first 132 terms is 48609

D4-11 Arithmetic Sequences: Sum of 1st-10th is 506.5, Sum of 8th-16th is 321.3