$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?

$\theta =\frac{\mathrm{\pi }}{4}$ হলে –

i. $tan\theta +cose{c}^2\theta =3$

ii. tan² θ + sec² θ = 1

iii. tan² θ - cot² θ = 0

নিচের কোনটি সঠিক?