oblicz.
(-3 1/3)^3 * 0,3 ^4 - (1/2)^3 * (1 1/3) ^2
(1 1/3) ^3 * (-3 3/4) ^2 :3 - (1/3) ^2
(-0,3) ^2 : 0,1 - 0,2 ^3 * (2 1/2) ^2
(-0,1) ^4 *20 ^3 +( 1 1/2) ^3: (-0,3) ^2
czy w zapisie dziesiętnym liczby 10^10^10 występuje więcej niż milion zer?
Zastąp litery odpowiednimi liczbami:
a) ((1/2)^a)^2 = 1/64
b)16 ^3 /2^b = 8
c) 64/2 = c^6
d) 3^10/27 ^d= 3
e) 125^e/ 5^4= 5^5
f) (81 ^2)^f : 9= 3^6
oblicz sprtynie :
a) 1,5^4*2^4
b) 0,4^6*5^5
c) (7/3)^8*(3/7)^10
d) 1,2^5:0,6^6
Oblicz :
a) (1/7)^-1
b) 1/(1/7)^-1
c) (((1/7)^-1)^-1)^1
d ) (((1/1/7)^-1)^1)^-1
Legenda:
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(-3 1/3)^3*0,3^4-(1/2)^3*(1 1/3)^2=(-3,5)^3*81-1/8*(4/3)^2=
(-42,875)*81-1/8*14/3=3472,875-7/12=???
(1 1/3) ^3 * (-3 3/4) ^2 :3 - (1/3) ^2=(4/3)^3*(-15/4)^2:3-1/9=64/27*225/16:3-1/9=
900/27:3-1/9=900/27*1/3-1/9=300/27-1/9=300/27-3/27=297/27=11
(-0,3) ^2 : 0,1 - 0,2 ^3 * (2 1/2) ^2=0,09:0,1-0,008*441=0,09-3,528=(-3,438)
(-0,1) ^4 *20 ^3 +( 1 1/2) ^3: (-0,3) ^2=0,0001*8000+(3/2)^3:0,09=
0,8+27/8:0,09=0,8+3,375:0,09=0,8+337,5:9=0,8+37,5=38,3
10^10^10=1 i 100 zer
a/
((1/2)^a)^2 = 1/64
a=3
b/
16 ^3 /2^b = 8
b=9
c/
64/2 = c^6
c=?
d/
3^10/27 ^d= 3
d=3
e/
125^e/ 5^4= 5^5
e=?
f/
(81 ^2)^f : 9= 3^6
f=1
a/
1,5^4*2^4(1,5*2)^4=3^4=81
b/
0,4^6*5^5=0,004096*3125=12,8
c/
(7/3)^8*(3/7)^10=(7/8)^8*(7/8)^-8=(7/8)^1=7/8
d/
1,2^5:0,6^6=2,48832:3,6=0,6912
a/
(1/7)^-1=7
b/
(1 1/7)^-1=(8/7)^-1=7/8
c/
(((1/7)^-1)^-1)^1=7
d/
(((1 1/7)^-1)^1)^-1=((((8/7)-^1)-^1)-^1=7/8