Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
2
5
k
=
1
0
.
0
2
*
1
0
0
+
4
k
+
5
0
k
=
2
6
0
.
0
2
*
1
0
0
+
4
*
2
5
Math Input
Natural Language
Math Input