兩個(gè)質(zhì)數(shù)相加得到的和一定是合數(shù)、兩個(gè)質(zhì)數(shù)相加和一定是合數(shù)、兩個(gè)質(zhì)數(shù)相加,和一定是合數(shù)、兩個(gè)質(zhì)數(shù)相加的和一定是合數(shù)、質(zhì)數(shù)和合數(shù)相加一定是什么數(shù)、兩個(gè)不同的質(zhì)數(shù)相加的和一定是合數(shù)、兩個(gè)質(zhì)數(shù)的倒數(shù)相加的和是31、兩個(gè)素?cái)?shù)相加和一定是合數(shù)嗎、兩個(gè)質(zhì)數(shù)相加的和一定是合數(shù)對(duì)嗎、兩個(gè)不同的質(zhì)數(shù)相加,和一定、三個(gè)不同質(zhì)數(shù)相加的和一定是合數(shù)、兩個(gè)質(zhì)數(shù)的和一定是合數(shù)對(duì)還是錯(cuò)、三個(gè)互不相同的質(zhì)數(shù)相加,和為30、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)對(duì)還是錯(cuò)、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)是對(duì)的嗎、任意兩個(gè)質(zhì)數(shù)的積一定是合數(shù)對(duì)嗎、一個(gè)質(zhì)數(shù)和一個(gè)合數(shù)一定是互質(zhì)數(shù)、14可以寫成哪兩個(gè)質(zhì)數(shù)相加的形式、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)對(duì)錯(cuò)、兩個(gè)質(zhì)數(shù)相乘積一定是合數(shù)對(duì)不對(duì)、任何一個(gè)合數(shù)都可以寫成兩個(gè)質(zhì)數(shù)的和、兩個(gè)質(zhì)數(shù)的和一定是合數(shù)嗎、兩個(gè)質(zhì)數(shù)的和一定是合數(shù)對(duì)不對(duì)、如果兩個(gè)不同的質(zhì)數(shù)相加還得到質(zhì)數(shù)、一個(gè)質(zhì)數(shù)與一個(gè)合數(shù)的和是奇數(shù)還是偶數(shù)、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)嗎?、兩個(gè)質(zhì)數(shù)相乘的積一定是合數(shù)嗎、質(zhì)數(shù)加質(zhì)數(shù)的和一定是合數(shù)、兩個(gè)質(zhì)數(shù)相加的和是什么數(shù)、大于2的任何質(zhì)數(shù)加上1一定是合數(shù)、有兩個(gè)合數(shù),它們的和是質(zhì)數(shù)、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)是對(duì)的還是錯(cuò)的、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)正確嗎、兩個(gè)不同的質(zhì)數(shù)的和一定是合數(shù)、一個(gè)質(zhì)數(shù)與一個(gè)合數(shù)的和是什么、兩個(gè)質(zhì)數(shù)的和一定是合數(shù)、什么叫合數(shù)什么叫質(zhì)數(shù)什么叫奇數(shù)、任何一個(gè)偶數(shù)都可以寫成兩個(gè)質(zhì)數(shù)相加的形式、那個(gè)數(shù)既不是質(zhì)數(shù)也不是合數(shù)對(duì)嗎、所有的質(zhì)數(shù)加上1后,就變成了合數(shù)、兩個(gè)質(zhì)數(shù)的和一定合數(shù)對(duì)嗎、兩個(gè)不同質(zhì)數(shù)的積一定是合數(shù)、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)對(duì)嗎、兩個(gè)質(zhì)數(shù)相乘的積一定是合數(shù)、相加得99的兩個(gè)質(zhì)數(shù)有哪些呢、既不是質(zhì)數(shù)和合數(shù)的一個(gè)數(shù)是什么、兩個(gè)質(zhì)數(shù)的乘積一定是合數(shù)對(duì)嗎、兩個(gè)質(zhì)數(shù)相乘積一定是合數(shù)對(duì)嗎、兩個(gè)質(zhì)數(shù)的積一定是合數(shù).、兩個(gè)質(zhì)數(shù)的積一定是合數(shù)?、兩個(gè)質(zhì)數(shù)相乘積是合數(shù)對(duì)不對(duì)、