\
The exponential
equation is
.
\
From the definition
if and only if
.
\
\
\
\
\
\
The solution set is
.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"e](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=fc0488c1b67e779a1039e1b0175b1526.png\")
.![\"x](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=49dd2197e66c740668e76e6590cc7ad5.png\")
if and only if ![\"y](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=348851eeb70711b5e4a454e39a5d6a9a.png\")
.![\"minus](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=f988d1f7e88bd17f4581196adebdf294.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f57797460193fbea949fcdfceb6e3e14.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7ac0f0337751bf9a675bc9be3aafe848.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7b911e682c6a42da23af026701433be8.png\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a2a0816cd7033ef602875b8568cabbd9.png\")
.