If sin^(- 1)(x-(x^2)/2+(x^3)/4-.....)+c...

If `sin^(- 1)(x-(x^2)/2+(x^3)/4-.....)+cos^(- 1)(x^2-(x^4)/2+(x^6)/4-.....)=pi/2` for `0 lt |x| lt sqrt2` then `x=`

If sin^(- 1)(x-(x^2)/2+(x^3)/4-.....)+cos^(- 1)(x^2-(x^4)/2+(x^6)/4-....
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...sin^8x<=sin^6x<=sin^4x<=sin^2x<=1 also ....cos^8x<=cos^6x<=cos^4x<=...
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If (1)/(sqrt2) lt x lt 1, then prove that cos^(-1) x + cos^(-1) ((x + ...
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If sin^(-1)(x-x^2/2+x^3/4…..oo)+cos^(-1)(x^2-x^4/2+x^6/4-……oo)=pi/2 th...
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cos^(-1)((sin x+cos x)/(sqrt(2))),(pi)/(4) lt x lt (5pi)/4
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If cos x + sin x = a (- (pi)/(2) lt x lt - (pi)/(4)), then cos 2 x is...
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If 1+sin x + sin^(2)x +….oo = 4 + 2sqrt(3), 0 lt x lt pi, x ne pi//2 t...
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If cos^(-1)(x-(x^(2))/(2)+(x^(3))/(4)-…)" "+sin^(-1)(x^(2)-(x^(4))/(2...
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If cot^(-1)(x-(x^(2))/(2)+(x^(3))/(4)-…………..)+tan^(-1)(x^(2)-(x^(4))/(...
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