![trigonometry - About proof: $\cot^{-1}\left(\frac{\sqrt{1+\sin x}+\sqrt{1-\sin x}}{\sqrt{1+\sin x}-\sqrt{1-\sin x}}\right)=\frac x2$ - Mathematics Stack Exchange trigonometry - About proof: $\cot^{-1}\left(\frac{\sqrt{1+\sin x}+\sqrt{1-\sin x}}{\sqrt{1+\sin x}-\sqrt{1-\sin x}}\right)=\frac x2$ - Mathematics Stack Exchange](https://i.stack.imgur.com/mvs0I.jpg)
trigonometry - About proof: $\cot^{-1}\left(\frac{\sqrt{1+\sin x}+\sqrt{1-\sin x}}{\sqrt{1+\sin x}-\sqrt{1-\sin x}}\right)=\frac x2$ - Mathematics Stack Exchange
![SOLVED:In Exercises 3-12 , use a graphing utility to approximate the solutions of the equation in the interval [0,2 \pi) . If possible, find the exact solutions algebraically. \tan 2 x-\cot x=0 SOLVED:In Exercises 3-12 , use a graphing utility to approximate the solutions of the equation in the interval [0,2 \pi) . If possible, find the exact solutions algebraically. \tan 2 x-\cot x=0](https://cdn.numerade.com/previews/ef503724-50ec-49a3-916e-ba366d479ee7.gif)
SOLVED:In Exercises 3-12 , use a graphing utility to approximate the solutions of the equation in the interval [0,2 \pi) . If possible, find the exact solutions algebraically. \tan 2 x-\cot x=0
If sin(B+C-A) = cos(C+A-B) = tan(A+B-C) = 1, then what is the value of A B C which are positive acute angles? - Quora
![SOLVED:Use a formula for negatives to find the exact value. \text { (a) } \ cot \left(-\frac{3 \pi}{4}\right) \quad \text { (b) } \sec \left (-180^{\circ}\right) \quad \text { (c) } \csc \left(-\frac{3 \pi}{2}\right) SOLVED:Use a formula for negatives to find the exact value. \text { (a) } \ cot \left(-\frac{3 \pi}{4}\right) \quad \text { (b) } \sec \left (-180^{\circ}\right) \quad \text { (c) } \csc \left(-\frac{3 \pi}{2}\right)](https://cdn.numerade.com/previews/69f79c93-1e40-45a8-8fc4-111d16fcf9d2.gif)
SOLVED:Use a formula for negatives to find the exact value. \text { (a) } \ cot \left(-\frac{3 \pi}{4}\right) \quad \text { (b) } \sec \left (-180^{\circ}\right) \quad \text { (c) } \csc \left(-\frac{3 \pi}{2}\right)
![Let f (x) = pi^n/x & sinpi x & cospi x ( - 1)^nn! & - sin (npi/2) & - cos (npi/2) - 1 &1/√(2) & √(3)/2 then value of d^n/dx^n [ Let f (x) = pi^n/x & sinpi x & cospi x ( - 1)^nn! & - sin (npi/2) & - cos (npi/2) - 1 &1/√(2) & √(3)/2 then value of d^n/dx^n [](https://dwes9vv9u0550.cloudfront.net/images/3716866/14afa8cf-ff9f-463c-a60f-8666c203f9b6.jpg)