excel to mysql with special characters

Dear All
gone through many articles on uloading excel to mysql
excellent code in
http://phpexcel.codeplex.com/
http://sourceforge.net/projects/phpexcelreader/
MY issue is i cannot upload following (this is cut and pasted from an excel file)
where in
HTML Code:
t1
is actually t and subscript 1 opposite to (n i.e. n and superscript 2)
With this text with mathematical symbols cannot be uploaded
1001 a Find the first 3 terms of a sequence whose nth term is n/(n + 1) Q
Given: For a sequence, tn = n/(n+1) AS1
To Find: t1, t2, t3 AS2
Solution: tn = n/(n+1) given AS3
∴ t1 = (1)/ (1 + 1) substituting n = 1 AS4
∴ t1 = 1/ 2 AS5
∴ t2 = (2)/ (2 + 1) substituting n = 2 AS6
∴ t1 = 4/ 3 AS7
∴ t3 = (3)/ (3 + 1) substituting n = 3 AS8
∴ t3 = 9/ 4 AS9
Ans: t1 = 1/2, t2 = 4/3, t3 = 9/4 CA CA
HTML Code:

Please help
Thanks in advance




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