still I was not going to use it because I don t know the purpose but next time I will write in the last screen shot I sent you .hope I don t cause you trouble .
(the problem is that I m not understanding how you ask a question here )
Probably because I typed 19.6133 instead of 19.6 like you I have the answer different from yours, so another mistake by the teacher, that s bad , ok thanks for now