问题
解答题
计算: (1)(
(2)(
(3)(
(4)(-
(5)(3
|
答案
(1)(
)2=4;4
(2)(
)2=1 3
;1 3
(3)(
)2=0;0
(4)(-
)2=0.6;0.6
(5)(3
)2=18;2
计算: (1)(
(2)(
(3)(
(4)(-
(5)(3
|
(1)(
)2=4;4
(2)(
)2=1 3
;1 3
(3)(
)2=0;0
(4)(-
)2=0.6;0.6
(5)(3
)2=18;2