搜题请搜索小程序“爱下问搜题”
问题 解答题

解方程:5–2x ＝ x＋8

答案

x＝－１

题目分析：方程5–2x ＝ x＋8，移项得3x=-3,所以x=-1

点评：本题考查一元一次方程，考生要会解一元一次方程，熟悉解一元一次方程的步骤

单项选择题

患者便后滴鲜血史6午，诊断为内痔，应宣教的内容是

A．正确指导病人如何应用人工肛门袋
B．嘱病人左下肢制动，左股动脉穿刺处沙袋压迫24h
C．定时灌肠，排除肠内硬便
D．少进粗纤维素食物
E．养成定时排便习惯，防治便秘发生
查看答案
单项选择题

TCP/IP (71) layer protocols provide services to the application (72) running on a computer. The application layer does not define the application itself, but rather it defines (73) that applications need — like the ability to transfer a file in the case of HTTE In short, the application layer provides an (74) between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP (75) layer consists of two main protocol options — the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP).

A．application

B．session

C．physical

D．transport
查看答案