A positive number X is multiplied by 2, and this product is then divided by 3. If the positive square root of the result of these two operations equals x, what is the value of x? 请问一下operation是运算的意思,但是题目整理起来只有一个数字2x/3,为何用these two operations,让我在作题时,有种错乱的感觉,以为有陷阱? 请教these two operations句意,谢谢 |