04. Arithmetic Sequences

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