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Can any1 solve this prove: sin35.sin55-cos35.cos55
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Can any1 solve this prove: sin35.sin55-cos35.cos55
Change sin55 and cos55we get sin35.sin (90-35) - cos35.cos (90-35)we know that sin (90-×) = cos ×so, sin35.cos35 - cos 35 . sin35cancel allfinally we will get 0
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Can any1 solve this prove: sin35.sin55-cos35.cos55
Sin35 ×sin55 - cos35 ×cos55 =0 LHS ==Sin (90-35)×1/cos 55 - cos(90-35)×1/sin55 = Cos 55×1/cos55 - sin55 × 1/sin55 (Cos55 and sin 55 get cancelled)=1-1=0=RHS Hence, proved.
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Can any1 solve this prove: sin35.sin55-cos35.cos55
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