LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
42 views
in Mathematics by (44.8k points)
closed by
सिद्ध कीजिए कि:`(sin2theta+sintheta)/(cos2theta+costheta+1)=tantheta.`

1 Answer

0 votes
by (43.8k points)
selected by
 
Best answer
बायाँ पक्ष `(sin2theta+sintheta)/(cos2theta+costheta+1)=(2sinthetacostheta+sintheta)/(2cos^(2)theta-1+costheta+1)`
`=(sintheta(2costheta+1))/(2cos^(2)theta+costheta)=(sintheta(2costheta+1))/(costheta(2costheta+1))=(sintheta)/(costheta)=tan theta=`दायाँ पक्ष।

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...