Find the value of: cosec 2θ−cot 2θ−1 Easy Solution Verified by Toppr Correct option is A) cosec 2θ−cot 2θ−1= sin 2θ1 − sin 2θcos 2θ−1= sin 2θ1−cos 2θ−1= sin 2θsin 2θ−1=1−1=0 Since, sin 2θ+cos 2θ=1 Solve any question of Introduction to Trigonometry with:- Patterns of problems > Was this answer helpful? 0 0 Similar questions WebJan 27, 2024 · Q1. A 1.2 m tall girl spots a ballon moving with the wind in a horizontal line at a height of 88.2 m from the ground. The angle of elevation of the balloon from the eyes of the girl at any instant is 60°.

If cosecθ + cotθ = p, then prove that cosθ = (p^2 1)/ (p^2 - BYJU

WebLHS = `sin theta/((cot theta + cosec theta))- sin theta/(( cot theta - cosec theta))` =` sin theta { ((cot theta - cosec theta )-( cot theta + cosec theta ))/(( cot ... WebAug 16, 2024 · Refer to a Proof given in the Explanation. We know that, csc^2theta=cot^2theta+1.....(1). (csc^2theta)^3=(cot^2theta+1)^3. Since, (x+y)^3=x^3+y^3+3xy(x+y), we have ... chest covers for women

Cosec4θ + cosec2θ = cot4θ + cot2θ - Mathematics

WebSep 22, 2024 · Solution: Using the identity 4 to simplify the identity. = 16 × (cosec θ – cot θ) × (√ ( (1+cos A)/ (1-cos A)) Taking cos A common in Numerator and Denominator in the square root and using the identity 8. = 16 × (cosec θ – cot θ) × √ { (sec A+1)/ (sec A- 1) By using the above proved identity. = 16 × (cosec θ – cot θ) × 1 ... WebMar 1, 2024 · Prove that sec*2 theeta + cosec*2 theeta =sec*2 theeta x cosec*2 theeta? WebLHS = cosec 4 θ − cosec 2 θ. LHS = cosec 2 θ (cosec 2 θ − 1) `"LHS" = (cot^2θ + 1)cot^2θ ...{(cot^2θ + 1 = cosec^2θ),(∵ cot^2θ = cosec^2θ - 1):}` LHS ... chest covers for bridesmaid dresses