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Range and domain of sinx*cosx

Drake , 12 Years ago
Grade 12
anser 1 Answers
Rinkoo Gupta
Domain is R
Range
sinxcosx=2sinxcosx/2=sin2x/2
-1=<sin2x<=1
-1/2=<sin2x/2<=1/2
so Range =[-1/2,1/2]
Thanks & Regards
Rinkoo Gupta
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Last Activity: 12 Years ago
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