Changes related to "Trigonometry"← Trigonometry
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25 July 2016
- (diff | hist) . . Template:Print version; 21:53 . . (+26) . . JackPotte (Per Template talk:Print version notice)
23 July 2016
- (diff | hist) . . Trigonometry/Addition Formula for Sines; 22:48 . . (-1,129) . . יהודה שמחה ולדמן