问题
解答题
将下列二次根式化成最简二次根式: ①
②
|
答案
①
=3 2 2+ 3
=63
(2-2
)3 (2+
)(2-3
)3
-32
;6
②
=ab a+b
=ab a+b
×a+b a+b
.ab a+b a+b
将下列二次根式化成最简二次根式: ①
②
|
①
=3 2 2+ 3
=63
(2-2
)3 (2+
)(2-3
)3
-32
;6
②
=ab a+b
=ab a+b
×a+b a+b
.ab a+b a+b