Mathematics, 28.06.2019 08:30 scasemere
What is the missing justification in the proof of the pythagorean identity, sin2x + cos2x = 1, using a right triangle?
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Having a hard time understanding this question (see attachment).
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What is the missing justification in the proof of the pythagorean identity, sin2x + cos2x = 1, using...
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