Betty was looking at the pythagorean identity: for all real numbers theta,
sin2(theta) + cos2...
Mathematics, 21.10.2019 21:30 erinwebsterrr
Betty was looking at the pythagorean identity: for all real numbers theta,
sin2(theta) + cos2(theta) = 1.
b. prove the pythagorean identity.
Answers: 3
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