Question

(1+tan 2 A) cos 2 A +(1+cot 2 A) sin 2 A =_______
a)1
b)2
c)-1​

Answer 1

Answer:

it can be written as

1+cot

2

A

1+tan

2

A

=

cosec

2

A

sec

2

A

=

sin

2

A

1

cos

2

A

1

=

cos

2

A

sin

2

A

=tan

2

A

Therefore, Answer is tan

2

A

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