How to Find the Nth Term in Algebraic

Which of the following algebraic expressions best describes the nth term of the arithmetic sequence? -1, 3, 7, 11,...

• 5n - 4

• 4n - 5

• 4n + 5

• 4n - 1

• 1, 4, 7; 28

• 6, 8, 10; 24

Find the n^th term of the following sequence... 8, 13, 18, 23...

• 5n + 3

• n + 5

• 3n + 5

• n + 3

The fifth term of a sequence is 23. The term-to-term rule is 'add 4'. Work out the first term of the sequence.

• 7

• 14

Find the 11th term of the sequence

Mathematical Equivalence

ON

Find the n^th term of the following sequence...

2, 5, 8, 11...

• 3n-1

• 3n+1

• n+3

• n-1

Find the n^th term of the following sequence... 3, 11, 19, 27...

• 8n-5

• 8n+5

• 5n+8

• 5n-8

Find the n^th term of the following sequence... 13, 21, 29, 37...

• 8n-5

• 8n+5

• 5n+8

• 5n-8

Find the n^th term of the following sequence... 10, 17, 24, 31...

• 7n+3

• 7n-3

• 3n+7

• 3n-7