a=2,c=2,b=3/2;
步骤如下：
等式可化为(a-c)m2+(2-c)m-2b+2c=1
因为对m任何值等式恒成立
则必有a-c=0;2-c=0;-2b+2c=1
联立即可得答案
）,thank you for your help!
1个回答
相关问题
-
Thank you for your help是否等于thanks for your help
-
（ ）——Thank you for your help.
-
Thank you for your help(同义句转换）Thank you for ___ ___
-
Thank you for your help.（保持句意） Thank you for
-
Thank you for your help . Thank you very much!
-
--Thank you for your help,Jack.-- ______.
-
thank you for your help 的同义句,------ ------ ------ your help
-
句型转换(同义句） Thank you for your help. Thank you for ____ ____.
-
thank you for your help改为同义句 thank you for ( ) ( )
-
Thank you for your help.(写出同义句) ——your help