WebSolve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Web(180 ° - θ) falls in the second quadrant In the third quadrant (180 ° + θ), tan and cot are positive and other trigonometric ratios are negative. Important Conversions. When we …
Answered: If 180 degrees<270 degrees, the A/2… bartleby
Web19 apr. 2024 · cot theta = -√3. Step-by-step explanation: we are given that cos theta = - √3/2 within the range 180° < theta < 270° and. since cos theta = adj/hyp. adj = - √3. hyp …Web20 sep. 2016 · Explanation: As sinθ = − 3 5 and 270o < θ < 360o and 135o < θ < 180o, and θ 2 lies in second quadrant and sin( θ 2) wil be positive. cosθ = √1 −sin2θ = √1 − ( − 3 5)2 = √1 − 9 25 = √16 25 = 4 5 note As θ is in fourth quadrant, cosθ is positive. Now as cos2A = 1 − 2sin2A, sinA = √ 1 −cos2A 2 Hence, sin( θ 2) = √ 1 −cosθ 2 = √ 1 − 4 5 2 = √ 1 10bssb c trainer
For $0 < \\theta < 360^\\circ,\\,$ solve $\\,\\cos\\theta = -\\frac ...
Web16 dec. 2016 · How do you determine tan θ given sin θ = − 1 3, 180∘ < θ < 270∘? Trigonometry Right Triangles Relating Trigonometric Functions 1 Answer Alan P. Dec 16, 2016 tan(θ) = 1 2√2 Explanation: If 180∘ < θ < 270∘ and sin(θ) = − 1 3 then The adjacent side is calculated using the Pythagorean Theorem as −√32 −12 = − 2√2 GivinWeb22 mei 2015 · 4 Answers Sorted by: 3 You know the bisection formula: sin θ 2 = 1 − cos θ 2 In your case sin θ 2 = 1 − 3 / 5 2 = 1 5 Since 180 ∘ < θ 2 < 225 ∘ you should know whether sin ( θ / 2) is positive or negative. Share Cite Follow edited May 22, 2015 at 8:25 answered May 21, 2015 at 22:38 egreg 234k 18 135 314 The value of cos is given it's not Web1 dag geleden · name theta r 0 turb 0 100.000000 1 turb 30 170.000000 2 turb 60 190.000000 3 turb 90 140.000000 4 turb 120 170.000000 5 turb 150 173.333333 # 6 turb …bss beck security services