6. Solve: tan-x+ sin- x = tan 2x.
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6. Solve: tan-x+ sin- x = tan 2x.

11th - 12th Class
Maths
Solution
148
Rating
4.0 (1 ratings)
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( tan ^{-1}(n)+sin ^{-1}(x)=tan ^{-1}(2 x) ) ( tan theta=frac{n}{sqrt{1-n^{2}}} ) ( theta=tan ^{-1}left(frac{x}{sqrt{1-x^{2}}}right) ) (40) ( tan ^{-1}(x)+tan ^{-1}left(frac{n}{sqrt{1-x^{2}}}right)=tan ^{-1}(2 x) ) ( operatorname{sen}^{-1}left(frac{x+frac{x}{sqrt{1-x^{2}}}}{1-frac{x^{2}}{sqrt{1-x^{2}}}}right) cdot tan ^{-1}(2 x) ) ( frac{n sqrt{1-n^{2}}+n}{sqrt{1-k^{2}-n^{2}}}=frac{2 n}{T} ) ( cos x sqrt{1-x^{2}}+x=2 xleft(sqrt{1-x^{2}}-x^{2}right) ) ( x sqrt{1-x^{2}+x}: 2 x sqrt{1-x^{2}}-2 x^{3} ) ( 2 x^{3}+x=x sqrt{1-x^{2}} ) ( 2 n^{2}+1=sqrt{1-n^{2}} ) ( left(begin{array}{l}left.x^{2}+1right)^{2}=1-x^{2} 4 x^{4}+4 x^{2}+x-1+x^{2}=0end{array}right. ) ( 4 x^{4}+5 x^{2}=0 ) Henes ( int pi Omega ) is the solution.
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