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If-f-x-sin-2x-sin-x-cos-x-1-then-R-f-range-




Question Number 168176 by mnjuly1970 last updated on 05/Apr/22
          If ,  f(x)=((  ∣ sin(2x)∣)/(∣sin(x)∣+∣cos(x)∣ +1))                       then  :      R_( f)  =?        ( range )
$$ \\ $$$$\:\:\: \\ $$$$\:\:\:\mathrm{I}{f}\:,\:\:{f}\left({x}\right)=\frac{\:\:\mid\:{sin}\left(\mathrm{2}{x}\right)\mid}{\mid{sin}\left({x}\right)\mid+\mid{cos}\left({x}\right)\mid\:+\mathrm{1}} \\ $$$$\: \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:{then}\:\::\:\:\:\:\:\:{R}_{\:{f}} \:=?\:\:\:\:\:\:\:\:\left(\:{range}\:\right)\:\: \\ $$$$\:\:\:\:\:\: \\ $$
Answered by kapoorshah last updated on 05/Apr/22
0 ≤ f(x) ≤ (√2) −1
$$\mathrm{0}\:\leqslant\:{f}\left({x}\right)\:\leqslant\:\sqrt{\mathrm{2}}\:−\mathrm{1} \\ $$

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