计算:(1)(-13)3×(-3)2×(-1)2003(2)(-3)4÷(214)2+1012×(-13)(3)(19-16-118)×36(4)116×(-112)×(-114)×|-115|.-数学
题文
计算: (1)(-
(2)(-3)4÷(2
(3)(
(4)1
|
答案
(1)原式=(-
=
(2)原式=81÷
=81×
=16-
=
(3)原式=
=4-6-2 =-4; (4)原式=
=
|
题文
计算: (1)(-
(2)(-3)4÷(2
(3)(
(4)1
|
答案
(1)原式=(-
=
(2)原式=81÷
=81×
=16-
=
(3)原式=
=4-6-2 =-4; (4)原式=
=
|