how to get precision value upto 20 to 30 digits after decimal?

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Mudasir Ahmed
Mudasir Ahmed 2015-12-17
评论： Mudasir Ahmed 2015-12-19
hi
i want to get numbers upto 20 to 30 digits after decimal point. when i use sym or vpa command for said problem in a particular case like
vpa(8.99999999999999),
it results in
9
but i need value in precision not in round off figure. how i can solve this. kindly help me i will be highly thankful to you for this act of kindness|
with best Regards
Mudasir Ahmed

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Walter Roberson
Walter Roberson 2015-12-17
vpa(sym('8.99999999999999'), 30),
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