/0
a² + b^² = (a + b)² -2 1²³ E
18-8-766
2x
手做設 a = 3,則
2
=
(a+b)²=
做設a、b均為實數,3°=5,3 =8,則320-6-1
=
答 329=5=25
3x
a
15
a²²+5²= a²-abtb²
56=13/
f02121
3²9-6-1 = 25 - 3 - 3 = 3²5 335
二
3x
a
-X
+ a
-X
- a
答
(a²³² tax) = α²
a²ta
- grash SAS
6X
=
aº^+29²³²³x² + a²²x²
121
3
24
(a+b) = Ort zabth²
24
O
250+24h
Levo
24
請問有解題過程嗎