G9 Arithemetic, Geometric and Quadratic Sequences - CheckPoint

Here are the first five terms in a number sequence.

7 10 13 16 19

Find the nth term of this sequence

A number sequence has nth term 6n + 3

Write down the first four terms of this sequence

Sara says that 1008 is a term in the sequence 6n + 3. Explain why she is wrong.

A sequence of numbers is shown below.

1 5 9 13 17 ... ...

Find the nth term

The nth term of a number sequence is given by 5n + 2

Find the 11th term

The first 5 terms in a number sequence are

10 7 4 1 -2

Find the nth term

The nth term of a sequence is 4 - 2n.

Find the difference between the 5th and 11th term.

The nth term of a sequence is 3n + 1.

Will this?

A - Always be a multiple of 5?

B - Sometimes be a multiple of 5?

C - Never be a multiple of 5?

• A

• B

• C

The nth term of a sequence is 5n -1.

Will this?

A - Always be a multiple of 5?

B - Sometimes be a multiple of 5?

C - Never be a multiple of 5?

• A

• B

• C

The nth term of a sequence is 150 - 4n.

Work out the first negative term?