Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

Question #3add7

1 Answer

Apr 9, 2017

$(1/4)sin^2 2t$

Explanation:

$(1 - sin^2 (-t))/(1 + cot^2 (-t)) = ((1 - sin^2 t)/(1 + cot^2 t)) =$
$(cos^2 t)(1/(1 + cot^2 t)) = (cos^2 t)(sin^2 t) = (1/4)sin^2 2t$

Related questions

See all questions in Relating Trigonometric Functions

Impact of this question

1531 views around the world

You can reuse this answer
Creative Commons License