Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

Question #c0cfc

1 Answer

Apr 24, 2016

#tan x.sin x + cos x = (sin x)(sin x)/(cos x) + cos^2 x/(cos x)#
#= (sin ^2 x + cos ^2 x)/cos x = 1/(cos x) = sec x#

Related questions

See all questions in Proving Identities

Impact of this question

6163 views around the world

You can reuse this answer
Creative Commons License