good question and easy about maths

2008-02-21 1:58 am
a+12=12,a=_____
b-23=-23,b=_____
cx0=0,c-1=214,c=_____
d-43+64-74=47,d=______

回答 (4)

2008-02-22 6:48 am
✔ 最佳答案
a+12=12,a=0

b-23=-23,b=0

cx0=0,c-1=214,c=215

d-43+64-74=47,d=100
咁易GE數...點解上面三位會錯晒架...頭兩位唔多講...第三位同學...214+1只會=215..係唔會=0架...

2008-02-21 22:50:13 補充:
好心你地連條題目都未睇清楚就唔好答啦...
2008-02-21 2:08 am
a=12-12 , a=0
b=-23+23 , b=0
c=214+1 , c=215 or 0
d=47+74-64+43 , d=100
2008-02-21 2:07 am
a+12=12
a=12-12
a=0

b-23=23
b=23+23
b=46

c-1=214
c=214+1
c=215 (215X0=0)

d-43+64-74=47
d=47+74-64+43
d=100
參考: Myself
2008-02-21 2:05 am
a+12=12,a= 0

b-23=-23,b= -46

cx0=0,c-1=214,c= 213

d-43+64-74=47,d= 100
參考: me


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