设a=11
a*2a+2a/100x3a*100+3a*10*4a/10
=2a^2+6a^2+12a^a
=20a^2
=20(121)
=2420
猜你喜欢
- 1This part is to test your ability to do practical writing. You are required to write a letter according to the following
- 2how hard （ ）works!在这个空里,为什么填he 不填his?
- 3我看到笔记上记得一句话：结合H+的能力叫碱.C2H5O-比OH-的碱性强.
- 4是example is better than percept还是example is better then percept
- 5写一篇MY FAMILY的作文
- 6作文,我最崇拜的科学家_______不少于450字,不多于550字
- 7I feel now the truth of these words ,which i didn't understand before..
- 8We shall use the spare room in our new house as a( ).
- 9相信某人或某事 用英语怎么说
- 10在句子中找出错别字再改正