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25-04-2020
Mathematics

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Describe the relationship between the √ 2 + 1 and the √ 2 - 1

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26-04-2020

Let's multiply them,

(√2 + 1)(√2 - 1) = (√2)^2 - 1² = 2 - 1 = 1

Two numbers that multiply to one are called reciprocals.

Answer: they're reciprocals

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