Skip to content
Philoid
Browse Saved
Back to chapter
Maths
5. Trigonometric Functions
Home · Class 11 · Maths · Ref. Book · 5. Trigonometric Functions
Prev
Next
Q3 of 118 Page 5

Prove that :

LHS



We know that cosec (-x) = -cosecx.



We know that when n is odd, cos → sin, tan → cot and sin → cos.






= 1


= RHS


Hence proved.


More from this chapter

All 118 →
3

Prove that :

3

Prove that :

3

Prove that :

3

Prove that :

Questions · 118
5. Trigonometric Functions
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 26 26 1 1 1 1 2 3 4 5 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 3 3 3 3 3 4 5 6 7 8 8 9 9 9 9 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved