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Meaning of Pythagorean trigonometric identity | Babel Free

Noun CEFR C1

Definitions

The equality sin (x)²+ cos (x)²=1, holding for all real and complex x, equivalent to the application of the Pythagorean theorem to the unit circle.

Equivalents

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

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