The expression is .
(Substitute 6 for k) \ \
(Write the base 6 as a factor 3 times)
(Multiply: )
The solution is 216.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c351d66358170d768ddbc4df562658d1.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c2c4c397762946e1d88672eeb2bec5a4.png\")
(Substitute 6 for k) \ \
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0a4d8e6c6bfe7b7ae70b8f4167403793.png\")
(Write the base 6 as a factor 3 times)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=cd4da3bf1cbe3b5470d7299c4d88ddd9.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6f2c660ef5ad58c00e1b3af8b8bd2969.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")