"Tan"^(-1)(c(1)x-y)/(c(1)y+x)+"Tan"^(-1)...

`"Tan"^(-1)(c_(1)x-y)/(c_(1)y+x)+"Tan"^(-1)(c_(2)-c_(1))/(1+c_(2)c_(1))+"Tan"^(-1)(c_(3)-c_(2))/(1+c_(3)c_(2))+..."Tan"^(-1)1/c_(n)=`

`Tan^(-1)(2x//y)`

`Tan^(-1)(xy)`

`Tan^(-1)(x//y)`

none of these

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Prove that 1-""^(n)C_(1) (1+x)/(1+n x)+""^(n)C_(2) (1+2x)/((1+n x)^(2)) ""^(n)C_(3) (1+3x)/((1+n x)^(3)) +….(n+1) terms = 0

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DIPTI PUBLICATION ( AP EAMET)-INVERSE TRIGONOMETRIC FUNCTIONS-EXERCISE 1

If a,b,c, are positive then tan^(-1)sqrt((a(a+b+c))/(bc))+tan^(-1)sq...
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