已知F=A
+BD+CDE+
D,下列结果正确的是( )。·F=
·F=
·F=
·F=<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/168327569357331ad384cf1c24d08a868aa4d4b3bb4a1image22.png"
出自:佳木斯大学语言治疗学
+BD+CDE+
D,下列结果正确的是( )。
·F=
·F=
·F=<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/168327569357331ad384cf1c24d08a868aa4d4b3bb4a1image22.png"