总和：Sigma 括号（ ）；Round brackets , Parentheses 平方：square Bracket one plus two bracket closed squared then multiplied by bracket one plus three bracket closed squared .
问几个数学符号的英文读法
总和：Sigma
括号（ ）；Round brackets , Parentheses
平方：square
Bracket one plus two bracket closed squared then multiplied by bracket one plus three bracket closed squared .2008-11-19
哦 总和啊，Sigma，∑，∑F,读作，sigma F.
bracket,括号 ，（3+4）读作three plus four all in bracket.
但是，比如（5+6)\2读作five plus six all over two,或five plus six all divide by two ,不然太麻烦。
五的平方：five squared
one plus two all squared multiplied by (or times) one plus three all squared2008-11-19
总合
Capital sigma notation 或者 summation
括号
brackets 或者 parenthesis
平方
（1+2）的平方乘以1+3)的平方
the sum of 1 and 2 to the second power times the sum of 1 and 3 to the second power2008-11-19
一个是表示总和的那个符号(类似于侧着的M) - sigma
one plus two parentheses to the second power times one plus three in parentheses square2008-11-19
类似于侧着的M：you can just say 'sum up '
(1+2)的平方乘以(1+3)的平方: one plus two in brackets square multiplier one plus three in bracket square equal to ……2008-11-19
第一个我不懂, 括号是brackets,平方是square,例如square meter... one plus two in brackets square times one plus three in bracket square equals what?2008-11-19
过来我教你2008-11-19
