Mathematics GCSE
surd common ratio
What surd common ratio means in Mathematics GCSE, as defined for Pearson Edexcel.
Definition of surd common ratio
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Reference: Pearson Edexcel
The ratio between successive terms of a geometric progression when that ratio is a surd, found by dividing one term by the term before it, such as dividing 2√2 by 2 to get √2.
Topics that use surd common ratio
- Algebra - Sequences (Pearson Edexcel GCSE)
Related terms
- checking a term
- coefficient of n²
- Common ratio
- constant
- Fibonacci-type sequence
- First difference
- geometric progressions
- nth term expression
Using surd common ratio in the exam
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