Multiple choice

What is the 11th term of the sequence 0, 3, 8, 15,...?

  1. 121

  2. 120

  3. 119

  4. 118

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The sequence is 0, 3, 8, 15... which is n^2 - 1 for n=1, 2, 3, 4. The 11th term is 11^2 - 1 = 121 - 1 = 120.

AI explanation

The terms follow the formula n^2 - 1. Applying this formula for the 11th term, we square 11 and subtract 1. This yields 121 - 1, which equals 120.