un=5*(0.4)^(n-1)

can someone please how is this written manually, i mean the ^ symbol and the *, are these just pc terms, or do they remain the same when written manually, thanks

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- February 17th 2010, 12:16 PMtracey0245what does this symbol mean
un=5*(0.4)^(n-1)

can someone please how is this written manually, i mean the ^ symbol and the *, are these just pc terms, or do they remain the same when written manually, thanks - February 17th 2010, 12:36 PMpickslides
- February 17th 2010, 12:51 PMtracey0245
thank you that clears that little mystery up

- February 17th 2010, 01:06 PMPlato
You can use LaTeX tags to show symbols.

[tex]u_n=5\cdot (0.4)^{n-1}[/tex] gives . - February 22nd 2010, 08:50 PMnehaasenhi
yes, otherwise this symbol used for mathematical calculation.

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