1^0.25=?

SusanCrystal

其實可唔可以咁計?

snoopy11hk

.....好似無可能係 i bor.......

.......i= -1....

.... 1 開X =/= -1

..... 1 的"負"開X = -1 / i

..唔係咁 ga 咩?

oscar

Originally posted by suny at 2005-3-24 16:51:

我.............form 3 ga ja~[E-Swe]

form2應該教過....
你可以忘記了~

<3~CathY

Originally posted by suny at 24/3/2005 04:51 PM:

我.............form 3 ga ja~[E-Swe]

.......form 2 都有講ga wo....

suny

Originally posted by oscar at 2005-3-23 10:05 PM:

你form幾呀？

我.............form 3 ga ja~[E-Swe]

oscar

Originally posted by suny at 2005-3-23 21:46:

1*1=+1
咁(-1)(-1)呢?

另√1=正負1

所以-√1=-1同√1=1都係錯ge

你form幾呀？

抹茶可樂

Originally posted by suny at 2005-3-23 09:46 PM:

1*1=+1
咁(-1)(-1)呢?

另√1=正負1

所以-√1=-1同√1=1都係錯ge

You are wrong.

x^2=1
x=±1

√1=1

suny

Originally posted by eeEric at 2005-3-22 07:49 AM:
I just jnow:
-√1=-1

1*1=+1
咁(-1)(-1)呢?

另√1=正負1

所以-√1=-1同√1=1都係錯ge

orb

I just jnow:
√1=1
-√1=-1

oscar

Originally posted by 落雷 at 2005-3-21 23:14:
According to the DEFINITION,
√1≠-1
That's ALL

係wor...
√1=1
不過The square roots of 1 are 1 and -1.