唔該####maths題''''+-數@唔該laaa~~

crystal

2008-08-04 12:51 am

1) evaluate (2)(-3)-(-8+10)


2) -16a/4+4(a)-1

回答 (2)

用戶150985

2008-08-04 2:53 am

✔ 最佳答案

1.
(2)(-3)-(-8+10)
=-6-2
=-8

2.
-16a/4+4(a)-1
=-4a 4a-1
=-1

👍 0 👎 0

用戶7639

2008-08-04 1:00 am

1) (2)(-3)-(-8+10)
=-6-(4)
=-10

2) -16a/4+4(a)-1
=-4a+4a-1
=-1

👍 0 👎 0

收錄日期: 2021-04-13 15:54:24
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