human
Do you get the answer 4ab(ab+2bm) ½ to your third problem?
gpt
No, I don't! moaned Carol in depressed tones, pushing aside her work and running her fingers through her hair.
human
I don't get anything at all.
gpt
Well, don't worry. Let's see what's wrong. Hand over your work and I'll compare it with mine,
human
Oh, I see what you've done! she exclaimed in a moment.
gpt
In the first equation you didn't put down--