1-tan2 450-θ1+tan2 450-θ = কত ?

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

$\frac{1 - \tan^{2} (45^{0} - θ)}{1 + \tan^{2} (45^{0} - θ)} =$ কত ?

$\sin θ$

$\sin 2 θ$

$\sin 3 θ$

$\sin 4 θ$

$\cos 2 θ$

2011

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