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Mathematics, 18.10.2020 14:01 dawnejones4013
If sin(a+b)=4/3,sin(a-b)=5/13,a+b ,a-b being acute angles prove that tan 2a=63/16.
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If sin(a+b)=4/3,sin(a-b)=5/13,a+b ,a-b being acute angles prove that tan 2a=63/16....
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