Obilcz: (x- znaczy razy )
a) 2 do potęgi 8 x 5 do potęgi 8
b) 34 do potęgi 5 :17 do potęgi 8
c) 33 do potęgi 4 : 11 do potęgi 4
d) 128 x 5 do potęgi 7
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a) 256 x 390625=100000000
b)45435424 : 17 do 8 nie da sie policzyc
c) 1185921 : 14641 = 81
d) 128 x 78125 = 10000000
a)
2^8 * 5^8 = ( 2*5)^8 = 10^8 = 100 000 000
b)
34^5 : 17 ^5 = (34/17)^5 = 2^5 = 32
34^5 : 17^8 = 34^5 : ( 17^5 * 17^3) = (34/17)^5 : 17^3 = 2^5 : 17^3 =
= 32/4913
c)
33^4 : 11^4 = (33 : 11)^4 = 3^4 = 81
d)
128 * 5^7 = 2^7 * 5^7 = (2*5)^7 = 10^7 = 10 000 000