the value of experession [2sin theta tan theta(1-tan theta)+2sintheta sec²theta ] / (1+tantheta)² =
Answers
Answered by
1
Step-by-step explanation:
Hope u satisfy with my answer
Attachments:
Answered by
6
To Prove:-
( 2 sin Ф tan Ф ( 1 - tan Ф ) + 2 sin Ф sec² Ф ) ÷ ( 1 + tan Ф )² = ( 2 sin Ф ) ÷ ( 1 + tan Ф)
Solution:-
LHS:-
→ [ tan Ф ( 1 - tan Ф ) + sec² Ф ]
→ [ tan Ф - tan² Ф + sec² Ф ]
→ Using identity sec² Ф - tan² Ф = 1
→ (tan Ф + 1)
→ = RHS
_________________________________
Similar questions