摘要:1.判断题(对的打“∨ .错的打“× ) (1)-4ab2÷2ab=2b,12a2b3c÷6ab2=2ab,( ) (3)4a5b4÷2a3b=2a2b3,6a7b8÷2a3b4·3a4b4=4a7b8÷6a7b8=1.( )
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判断题(对的打“∨”,错的打“×”)
(1)-4ab2÷2ab=2b;
(2)12a2b3c÷6ab2=2ab;
(3)4a5b4÷2a3b=2a2b3;
(4)6a7b8÷2a3b4•3a4b4=4a7b8÷6a7b8=1.
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(1)-4ab2÷2ab=2b;
错误
错误
(2)12a2b3c÷6ab2=2ab;
错误
错误
(3)4a5b4÷2a3b=2a2b3;
正确
正确
(4)6a7b8÷2a3b4•3a4b4=4a7b8÷6a7b8=1.
错误
错误
.判断题(对的打“∨”,错的打“×”)
(1)-4ab2÷2ab=2b;( ) (2)12a2b3c÷6ab2=2ab;( )
(3)4a5b4÷2a3b=2a2b3;( ) (4)6a7b8÷2a3b4·3a4b4=4a7b8÷6a7b8=1.( )
查看习题详情和答案>>