Question

2tanx / 1-tan^x = ?​

Answer 1

Answer:

Hey mate here is your answer.....

tan

x

=

sin

x

cos

x

and

sin

2

x

=

2

sin

x

cos

x

So:

2

sin

x

cos

x

⋅

1

1

+

sin

x

cos

2

x

=

2

sin

x

cos

x

2

sin

x

cos

x

⋅

cos

2

x

cos

2

x

+

sin

2

x

=

2

sin

x

cos

x

2

sin

x

cos

x

⋅

cos

2

x

cos

2

x

+

sin

2

x

=

2

sin

x

cos

x

But

sin

2

x

+

cos

2

x

=

1

So:

2

sin

x

cos

x

=

2

sin

x

cos

x

hope it's helpful for you...