![SOLVED: (a) Show that arctan x arctan yl < Ix - yl for all real x and y (b) Show that the equation logz * = 4x + 5 = 0 has exactly two real roots SOLVED: (a) Show that arctan x arctan yl < Ix - yl for all real x and y (b) Show that the equation logz * = 4x + 5 = 0 has exactly two real roots](https://cdn.numerade.com/ask_images/6d01621ad06b41458baa77055ee96bd3.jpg)
SOLVED: (a) Show that arctan x arctan yl < Ix - yl for all real x and y (b) Show that the equation logz * = 4x + 5 = 0 has exactly two real roots
![tan^-1(x) + tan^-1(y) = tan^-1((x + y)/(1 - xy)) | arctan x + arctan y = arctan((x + y)/(1 - xy)) - YouTube tan^-1(x) + tan^-1(y) = tan^-1((x + y)/(1 - xy)) | arctan x + arctan y = arctan((x + y)/(1 - xy)) - YouTube](https://i.ytimg.com/vi/I3gA33ygLUs/maxresdefault.jpg)
tan^-1(x) + tan^-1(y) = tan^-1((x + y)/(1 - xy)) | arctan x + arctan y = arctan((x + y)/(1 - xy)) - YouTube
![algebra precalculus - Solving trigonometric equation $\arctan y^2+\arctan x^2= π/4$ - Mathematics Stack Exchange algebra precalculus - Solving trigonometric equation $\arctan y^2+\arctan x^2= π/4$ - Mathematics Stack Exchange](https://i.stack.imgur.com/pBfF8.png)
algebra precalculus - Solving trigonometric equation $\arctan y^2+\arctan x^2= π/4$ - Mathematics Stack Exchange
![tan^-1(x) - tan^-1(y) = tan^-1((x - y)/(1 + xy)) | arctan x - arctan y = arctan((x - y)/(1 + xy)) - YouTube tan^-1(x) - tan^-1(y) = tan^-1((x - y)/(1 + xy)) | arctan x - arctan y = arctan((x - y)/(1 + xy)) - YouTube](https://i.ytimg.com/vi/WphJgVW4Dnw/maxresdefault.jpg)
tan^-1(x) - tan^-1(y) = tan^-1((x - y)/(1 + xy)) | arctan x - arctan y = arctan((x - y)/(1 + xy)) - YouTube
![Equation of the Tangent Line with Implicit Differentiation arctan(x + y)... | Math videos, Equation, Tangent Equation of the Tangent Line with Implicit Differentiation arctan(x + y)... | Math videos, Equation, Tangent](https://i.pinimg.com/originals/9e/1a/11/9e1a11b826257d25fd89ac45d194830c.jpg)
Equation of the Tangent Line with Implicit Differentiation arctan(x + y)... | Math videos, Equation, Tangent
![Equation of Tangent Line to Graph of arctan(xy) = arcsin(x + y) at (0,0) | Math videos, Graphing, Tangent Equation of Tangent Line to Graph of arctan(xy) = arcsin(x + y) at (0,0) | Math videos, Graphing, Tangent](https://i.pinimg.com/originals/0f/fc/ea/0ffceaa2d9b5534619d97450076f17a2.jpg)