化简 根号32b-(根号8+1/b根号18b³ )
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/10 10:58:39
![化简 根号32b-(根号8+1/b根号18b³ )](/uploads/image/z/2760753-57-3.jpg?t=%E5%8C%96%E7%AE%80+%E6%A0%B9%E5%8F%B732b-%28%E6%A0%B9%E5%8F%B78%2B1%2Fb%E6%A0%B9%E5%8F%B718b%26%23179%3B+%29)
xJP_%T*M?iMEp҅؝7nEikx(
uSWs1i=\}<]E/3fk%ȴ(EޏM+sxd߮C. 4vYmHz~m_Y0~a "{
Muʓ3s|'j6YPe]T
<]
]]v(01j$`jJnH-`H@hXƔܛ\iw:k')PqPF,
化简 根号32b-(根号8+1/b根号18b³ )
化简 根号32b-(根号8+1/b根号18b³ )
化简 根号32b-(根号8+1/b根号18b³ )
原式
=4√2b-2√2-1/b*3b√2b
=4√2b-2√2-3√2b
=4√2b-3√2b-2√2
=√2b-2√2
=(b-2)√2