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12:18
YouTube
YuvRey Academy
Trigonometry - Derivations for Sin2A, Cos2A and Tan2A formulas
This video explains how to derive formulas for sin2A, cos2A and tan2A.. Ptolemy's sum and difference formulas were mentioned in the video and used in derivations. By watching this video you can understand how.. sin2A = 2SinAcosA #ncert #ncertmath #ncertsolutions #cbse #cbsemaths #cbse10maths #cbseclass10 #cbseboard #trigonometry # ...
25 views
May 15, 2024
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