FUNCTIONS: Single Correct : Solution set of the equation, arccos(x) arcsine( x)= arccos(x*root(3)) A. Is a unit set B. Consists of two elements C. Consists of three elements D. Is a void set.
![trigonometry - Proving that $\arctan(x)+\arctan(1/x)=\pm \pi/2$, could this line of reasoning possibly be correct? - Mathematics Stack Exchange trigonometry - Proving that $\arctan(x)+\arctan(1/x)=\pm \pi/2$, could this line of reasoning possibly be correct? - Mathematics Stack Exchange](https://i.stack.imgur.com/PoX0f.png)
trigonometry - Proving that $\arctan(x)+\arctan(1/x)=\pm \pi/2$, could this line of reasoning possibly be correct? - Mathematics Stack Exchange
![If [math]\arcsin x + \arctan x = \frac{\pi}{2} [/math], how do I prove that [math]2x^2+1=\sqrt{5}[/math]? - Quora If [math]\arcsin x + \arctan x = \frac{\pi}{2} [/math], how do I prove that [math]2x^2+1=\sqrt{5}[/math]? - Quora](https://qph.cf2.quoracdn.net/main-qimg-0d1a35b1a56d1676851aeed30fc1d2e3.webp)
If [math]\arcsin x + \arctan x = \frac{\pi}{2} [/math], how do I prove that [math]2x^2+1=\sqrt{5}[/math]? - Quora
![mixture: integral of { [ arcsin(sqrt(x)) - arccos(sqrt(x)) ] / [ arcsin (sqrt(x)) + arccos(sqrt(x))] } mixture: integral of { [ arcsin(sqrt(x)) - arccos(sqrt(x)) ] / [ arcsin (sqrt(x)) + arccos(sqrt(x))] }](https://4.bp.blogspot.com/-OCEj9DFF460/WIBn8pt8U8I/AAAAAAAABE4/NyfKHx9Ya6wPTTWTqr5yRGrnUhsLu_B7wCLcB/s1600/integration%2Bby%2Bparts%2B1.jpg)
mixture: integral of { [ arcsin(sqrt(x)) - arccos(sqrt(x)) ] / [ arcsin (sqrt(x)) + arccos(sqrt(x))] }
![Démonstration arcsin(x)+arccos(x)=pi/2 • méthode avec un changement de variable x=cos(θ) MPSI PCSI - YouTube Démonstration arcsin(x)+arccos(x)=pi/2 • méthode avec un changement de variable x=cos(θ) MPSI PCSI - YouTube](https://i.ytimg.com/vi/qy7eq4Nv7W4/hqdefault.jpg)