what is pi again? i forgot.

-x^2+4x=-43 I forgot how to do this? Any help would be appreciated.

I forgot to add the following sentences. Thank you very much. 1) When we approached his mother, s...

I forgot to add the following sentences. Can you please check them fo me? Thank you very much. 1)...

I forgot to add the following statements. Thank you. 1)Say, for example, a bit of a DNA molecule...

I forgot to add the following details. I really hope you can have a look at them. 1) In 1903 Emme...

I forgot to add these two other sentences you checke before. I just wanted to be sure. 1) He crea...

I forgot to add the following statements. Thank you very much for your cooperation. 1) What did...

I forgot to add the following sentence. Thank you very much. 1) The symbol of the cross can be f...

I forgot to add the following sentences. Thank you. 1) My child is outgoing,generous and liks teas...

I forgot to add these following sentences. Thank you very much. 1) Our school has got about 100...

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