Web18 mrt. 2024 · answered Mar 18, 2024 by Tajinderbir (37.2k points) selected Mar 18, 2024 by Raadhi. Best answer. We have, I = ∫ (3 sin θ−2) cos θ 5−cos2θ−4 sin θ ∫ ( 3 s i n θ − … WebSolution Given cos θ = 4 5 Now, we have to find all the other trigonometric ratios. We have the following right angle triangle. From the above figure, Perpendicular = Hypotenuse Base Hypotenuse 2 - Base 2 ⇒ A B = A C 2 - B C 2 ⇒ A B = 5 - 4 2 => AB = 3 Therefore sin θ = A B B C = 3 5 cos e c θ = A C A B = 5 3 sec θ = A C B C = 5 4 `
How do you prove sin 3 theta = 3 sin theta - 4 sin^3 theta ...
WebAnswer (1 of 2): cos theta = 3/5 Skip to content. Skip to search. Sign In. The Math Guru. School Maths CBSE, ICSE, IB and Quantitative Aptitude ... sin theta=4/5,then (cos … WebIf $$5\sin \theta + 3\cos \theta = 4$$, find the value of $$3\sin \theta - 5\cos \theta $$. diseases of the hypothalamus gland
trigonometry - Exact value of sin (θ/2) if cos θ = 3/5
WebShow that (cos 4 θ − i sin 4 θ) 5 × (cos 4 θ + i sin 4 θ) − 3 × (cos 3 θ + i sin 3 θ) 4 × (cos 5 θ + i sin 5 θ) 4 = 1 If z = cis θ, show that (a) z p + z p 1 = 2 cos pθ Previous question Next question WebCorrect Answer: Option D Explanation \(\tan \theta = \frac{opp}{adj} = \frac{3}{4}\) \(hyp^{2} = opp^{2} + adj^{2}\) \(hyp = \sqrt{3^{2} + 4^{2}}\) = 5 Web8 apr. 2024 · Solution For Q. 3 Find dxdy if y=x,logx Q. 4 Prove that sin(2π +θ)=cosθ. Q.5 Evaluate cos−sin sincos Q. 6 Show that the pairs of lines 2x−4y=5 and 2x+y=17 are … diseases of silkworm slideshare ppt