Page 188 - og_7den_8e_Mat

ÜSLÜ İFADELER

KONU ANLATIMI

Üssün Üssü
x y
x · y
y x
 (a ) = (a ) = a (üssün üssü çarpılır)
–4 –3
–3 –4
16) (2 ) = (2 ) = 2 = 2 6 (5 ) = (5 ) = 5 (–4) · (–3) = 5 12
3 2
2 · 3
2 3
–1 –8
4 5
a) (7 ) = b) (10 ) =
–3 2
2 4
c) (3 ) = ç) (–1 ) =
2 4
4
x
17) 9 = (3 ) = 3 8 1000 = (10 ) = 10 3x
3 x
b
2
a) 27 = b) 64 =
–y
–2
c) 36 = ç) 10000 =
4
a
d) 4 = e) 49 =

3
x
3
x 5
x
3 4
x
x
x
3
3
18) 2 · 2 · 2 · 2 = (2 ) = 2 12 3 · 3 · 3 · 3 · 3 = (3 ) = 3 5x
14243 1442443
4 tane 5 tane
4
y
a) 5 · 5 · 5 = b) 7 · 7 · 7 · 7 =
4
y
y
y
4
123 14243
3 tane 4 tane
b
c) a · a · a · a · a = ç) a · a · a · a · a · a =
b
b
b
4
4
4
4
b
b
4
1442443 14444244443
5 tane 6 tane
x
–2
x
3
19) 3 = 27 = 3 ise x = 3 5 = 1 = 5 ise x = –2
25
1
x
a) 4 = 64 ise x = b) 7 = ise x =
x
49
1
2x
c) 81 = 27 ise x = ç) 4 = ise x =
4
x
256
1
3x
5
d) 3 = 27 ise x = e) 125 = ise x =
5 x
©
187