If x -sin2 tan -1 2- y -sin1-2tan -14-3 thenA- x -1- yB- y 2-1- xC- x2-1- yD- x2-1- y

The correct option is B y^2 = 1 xLet tan^ 12=α⇒ x =sin 2 α=4/5 y=sin (β/2 )=√(1 cos β/2)=√(1 3/5/2)=1/√(5) ...

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Properties Derived from Trigonometric Identities

If x =sin2 ta...

Question

If $x = s i n (2 t a n^{- 1} 2), y = s i n (\frac{1}{2} t a n^{- 1} \frac{4}{3})$ then

x = 1 – y

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x^{2} = 1 - y

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x^{2} = 1 + y

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y^{2} = 1 - x

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x = sin (2 {tan}^{- 1} 2)

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if X={ $8^{n} - 7 n - 1 : n \in N$ and Y={49(n-1):n $\in$ N}, then

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