Web29 mrt. 2024 · Transcript. Question 28 If 1+ sin⁡2𝛼 = 3 sin⁡𝛼 cos⁡𝛼, then values of cot⁡𝛼 are (a) −1, 1 (b) 0, 1 (c)1, 2 (d) −1, −1 Now, 1 + sin^2⁡𝛼 = 3 sin⁡𝛼 cos⁡𝛼 Putting 〖𝒔𝒊𝒏〗^𝟐⁡𝜶 + 〖𝒄𝒐𝒔〗^𝟐⁡𝜶 = 1 〖𝒔𝒊𝒏〗^𝟐⁡𝜶 + 〖𝒄𝒐𝒔〗^𝟐⁡𝜶 + sin^2⁡𝛼 = 3 sin⁡𝛼 cos⁡𝛼 2 〖𝑠𝑖𝑛〗^2 ... Web2 jun. 2024 · Other Questions. 1. A train is running at a speed of 116 kms/hr. The distance covered by the train in meters in 18 secs is. 2. If tan (θ - 30) = √3, θ is any angle then find the value of sinθ + cosθ.

cos A = √2 cos (90- A) then what is the value of cot A? - Quora

Webdividing both side by sinA, 1+cotA= 2. c o t A = 2 − 1. Soumodeep Chatterjee. 2 y. sinA+cosA=√2cos (90-A) =>sinA+cosA = √2sinA. => sinA/cosA +cosA/cosA = … WebCosec, Sec and Cot are three of the six trigonometric ratios of a right-angled triangle. Let's look into the steps below. Given: cosec A = 2 We know that, cosec A=1 / sinA ⇒ sin A = … chess game doodle

Ex 8.1, 7 - If cot = 7/8, evaluate (i) (1 + sin) (1 - sin) - teachoo

WebIf cosec A = 2 then obtain the value of cot A + sin A 1 + cos A Solution Find the required value: Given cosec A = 2 Now, cot A + sin A 1 + cos A = cos A sin A + sin A 1 + cos A = … Web22 jan. 2024 · The value of $\left(sin^{2}7\frac{1}{2}^{0}+sin^{2}82\frac{1}{2}^{0}+tan^{2}2^{0}tan^{2}88^{0}\right)$ 5. A man walks 1 km on 1st day , 2 km on 2nd day , 3 km on 3rd day and so on . The total distance the man covers in 10 days is. 6. If sin8 θ + cos8 θ - 1 = 0, then what is the … Web21 okt. 2024 · If a varies directly as b, and if a = 12 when b = 33, then what is the value of a when b = 352? A. 968 B. 128 C. 78 D. 56 . Which of the following is an empty (null) set? {tiger, lion, puma, cheetah, leopard, … chess game download app