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Prove the following:(i) sin4 0 - cost 4 0 = sin2 0 - cos2 o |
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Answer» ONG>Step-by-step EXPLANATION: =sin⁴0-cos⁴0 =(sin²0+cos²0)(sin²0-cos²0) =1(sin²0-cos²0) =(sin²0-cos²0) |
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