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  1. ...a constant(不會變的數字)   ...^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^... a) y/x = constant or not ? =================== y = kx/√z => y/x = k/√z y/x contains a variable z...

    分類:科學及數學 > 數學 2020年04月19日

  2. ...sense. (Note - many countries develop nuclear technology because of strategical need , not economical. So many countries are willing to invest. ...

  3. 1. Yes. You need them anyway to solve the questions. It is...powerful enough to solve the problems. But you are not allowed to use it.) 2. Yes. At the minimum, in...

    分類:科學及數學 > 數學 2020年10月01日

  4. ... after their lectures. DO NOT RELY ON YOUR MEMORY AT...appropriate side (A4,B4 whichever) that suit your need . Look at it during free time. Write those subject...