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The Nth Term of a Quadratic Sequence

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Question 55

Here are the first 5 terms of a quadratic sequence.

6 10 16 24 34

Show that the $n\,$ th term is $n^2 + n + 4$

[4]

Hence, given that $k\,$ is a term in the sequence, find an expression, in terms of $k$ , for the position of $k\,$ in the sequence.

[3]

Markscheme

The Nth Term of a Quadratic Sequence Questions

GCSE
Maths
The Nth Term of a Quadratic Sequence

201 exam-style questions on OCR GCSE Maths The Nth Term of a Quadratic Sequence. Each one has a worked solution and a mark scheme showing where the marks go.

The Nth Term of a Quadratic Sequence

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The Nth Term of a Quadratic Sequence

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Question 55

Here are the first 5 terms of a quadratic sequence.

6 10 16 24 34

Show that the $n\,$ th term is $n^2 + n + 4$

[4]

Hence, given that $k\,$ is a term in the sequence, find an expression, in terms of $k$ , for the position of $k\,$ in the sequence.

[3]

Markscheme

The Nth Term of a Quadratic Sequence Questions

GCSE
Maths
The Nth Term of a Quadratic Sequence

201 exam-style questions on OCR GCSE Maths The Nth Term of a Quadratic Sequence. Each one has a worked solution and a mark scheme showing where the marks go.