本帖最后由 三T上人 于 2016-7-22 16:54 编辑 <br /><br />有一个英文数学题,没有看懂。有哪位能帮忙一下:which of the following expressions represents the product of 3 less than twice X and 2 more than the quantity 3 times X?就是这个,如果有明白的方便就给翻译一下,谢啦
本帖最后由 三T上人 于 2016-7-22 16:54 编辑 <br /><br />这样分解和组合的:
A和B的乘积 =the product of A and B
(2X-3)x(3X+2)=the product of {3 less than twice X} and {2 more than the quantity 3 times X}