Brilliant_Picture_73 | 1 points | Apr 22 2021 09:48:22

考察一下浪人水平

因式分解

https://preview.redd.it/z8u847955pu61.png?width=497&format=png&auto=webp&s=5c4527476f52196854bd528e56fdec4e988d1d78

[-] stockings_kat | 7 points | Apr 22 2021 10:02:57

选C

[-] DoubleThink1987 | 5 points | Apr 22 2021 10:26:24

小学生能不能别冲浪了啊

[-] Brilliant_Picture_73 | -2 points | Apr 22 2021 10:34:20

没那么小..

[-] PoiuFdsaMnb | 2 points | Apr 22 2021 10:49:50

初中肄业？

[-] H3atherriu | 4 points | Apr 22 2021 10:08:01

(7x-10y-27)(x+2y+3)

[-] Glittering-Oil1587 | 3 points | Apr 22 2021 11:02:09

我先死妈

[-] Ill_Paleontologist19 | 2 points | Apr 22 2021 09:57:15

这不就一很简单的十字相乘分解因式嘛，不过就是把x和y都各自加了一个常数而已

[-] Liulang28 | 2 points | Apr 22 2021 09:58:39

a=x-1

b=y+2

二元二次方程

[-] Brilliant_Picture_73 | -1 points | Apr 22 2021 10:08:12

&rt;这和方程有啥关系...

[-] Quick-Accident2555 | 2 points | Apr 22 2021 10:10:00

这是一个完整的等式吗？？？

[-] BlockNoir5 | 2 points | Apr 22 2021 11:17:19

中学生不要冲浪

[-] Xilvanas | 2 points | Apr 22 2021 11:25:02

你就是刑平？

[-] As_yun | 2 points | Apr 22 2021 12:20:04

我大专看不得这些

[-] No_Health_1619 | 1 points | Apr 22 2021 10:10:12

7素数，20就45和102自己嗯凑都能凑出来

[-] meaqualice | 1 points | Apr 22 2021 10:45:41

换元后分解因式

[-] 1igansss | 1 points | Apr 22 2021 11:47:57

太简单了

[-] Brilliant_Picture_73 | -20 points | Apr 22 2021 09:48:35

不会死妈