![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d3e7a5cef610a20cde1fe837ae8347a1.png\")
The base is k.
\The exponent is 2.
\![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
\\
means k to the second power or k squared
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b1866734465cc3bc465b50d490f71ad3.png\")
(Substitute k=2.5)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8b65ca2a896c9c39bef334abd72198dd.png\")
(Multiply ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba654712111473af440b7b22bc7ec8c9.png\")
)
The value of the expression is 6.25.