sin(2tan−11+x1−x).

Putting x=cos2θsin(2tan−11+cos2θ1−cos2θ)sin(2tan−1tanθ)sin2θ1−cos22θ1−x2

Get 2 FREE Instant-Explanations on Filo with code FILOAPP

(2^{-1}{{1-x}{1+x}}).

Question

$sin (2 tan^{- 1} \frac{1 - x}{1 + x})$ .

Views: 692 students

Found 2 tutors discussing this question

William Discussed

sin (2 tan^{- 1} \frac{1 - x}{1 + x})

12 mins ago

Discuss this question LIVE

12 mins ago

Putting

x = cos 2 θ

sin (2 tan^{- 1} \frac{1 - cos 2 θ}{1 + cos 2 θ})

sin (2 tan^{- 1} tan θ)

sin 2 θ

1 - cos^{2} 2 θ

1 - x^{2}

Was this solution helpful?

150

Report

One destination to cover all your homework and assignment needs

Learn Practice Revision Succeed

Instant 1:1 help, 24x7

60, 000+ Expert tutors

Textbook solutions

Big idea maths, McGraw-Hill Education etc

Essay review

Get expert feedback on your essay

Schedule classes

High dosage tutoring from Dedicated 3 experts

Trusted by 4 million+ students

Stuck on the question or explanation?

Connect with our maths tutors online and get step by step solution of this question.

231 students are taking LIVE classes