Advice to buy an HP
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04-21-2015, 05:03 PM
Post: #53
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RE: Advice to buy an HP
(04-21-2015 04:34 PM)Thomas Ritschel Wrote:(04-21-2015 02:42 PM)Cancuino Wrote: Hi, I've just received the 50g and I'm really pleased. I'm trying to solve the formula I have upload but I get the "invalid user function" error. I wrote the equation on the equation writer and tried to EVAL it but nothing. Any clues?. Thank you Thomas ;D. That was the error. |
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