Question

3.
If sin 0 = cos 0, then the value of tan2 0 + cot2 e is
(A)
2
(B)
4
1
(D)
10/3​

Answer 1

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Step-by-step explanation:

sinθ−cosθ=0

⇒sinθ=cosθ

⇒tanθ=1

⇒θ=45°

∴sinθ+cosθ=sin45°−cos45°=

2

1

+

2

1

=

2

2

=

2

Hence, the answer is

2

.