Sequences Questions

The activity
  • This activity displays a sequence of numbers
  • The next value in the sequence needs to be determined
  • Up to three clues can be viewed to help determine the answer
Find the next value in the sequence:

1 0 -2 -6 -14
Sequence: 1 0 -2 -6 -14

Terms are determined by multiplying the previous term by one value and subtracting another.

Sequence: 1 0 -2 -6 -14

The difference between the terms increases by a multiple of 2

Sequence: 1 0 -2 -6 -14

An expression for the nth term is -1 × 2n-1 + 2.

Sequence: 1 0 -2 -6 -14
  • Terms are determined by multiplying the previous term by one value and subtracting another.
  • The difference between the terms increases by a multiple of 2
  • An expression for the nth term is -1 × 2n-1 + 2.

The answer is -30

Current Question

Remaining attempts: 3