High-Q | תרגול כיתה
חזקות ושורשים 2 - EXTRA
ab ba
?
1.
a b
b a
a b
b a
(4)
(3)
(2)
(1)
2. 22 x
. ? x
16
8
4
2
(4)
(3)
(2)
(1)
3. 27 xx
. ? x
39
33
9
3
(4)
(3)
(2)
(1)
x2
x
4. 2 16 24
. ? x
3
2
1
0
(4)
(3)
(2)
(1)
2
. ? x
5. x8 x,0x
4
2
24
22
(4)
(3)
(2)
(1)
2
10
6. b a a
. ? a
4 b
2 b
b
b
(4)
(3)
(2)
(1)
a
a a
?
7.
2
a
(4) 1a5.0
1a2
1a a
1a a
a
a
(3)
(2)
(1)
20 3
15 4
?
8.
20 1
10 1
5 1
2 1
(4)
(3)
(2)
(1)
x 1
3
?
9. x2 x ,0x
.
3 4
8
2
22
(4)
(3)
(2)
(1)
a
11. ? a
a
1
4 a
a
a
(4)
(3)
(2)
(1)
a
11. b ba
. ?b
2 a
1 a
2 a
a
(4)
(3)
(2)
(1)
EXTRA
209
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