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The Nth Term of a Quadratic Sequence

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Question 54

Here are the first 5 terms of a quadratic sequence.

-8 2 16 34 56

Show that the $n\,$ th term is $2n^2 + 4n - 14$

[4]

Hence, given that $k\,$ is a term in the sequence, determine its position in terms of $k$ .

[3]

Markscheme

The Nth Term of a Quadratic Sequence Questions

GCSE
Maths
The Nth Term of a Quadratic Sequence

201 exam-style questions on Eduqas 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 54

Here are the first 5 terms of a quadratic sequence.

-8 2 16 34 56

Show that the $n\,$ th term is $2n^2 + 4n - 14$

[4]

Hence, given that $k\,$ is a term in the sequence, determine its position in terms of $k$ .

[3]

Markscheme

The Nth Term of a Quadratic Sequence Questions

GCSE
Maths
The Nth Term of a Quadratic Sequence

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