a) 25 * 5^3 * 5^0=
b) 1/81 * 1/9 * (1/3)^7=
c) 9*3^9 * 27/3^7 : 3^4=
d) 7^1 : 49/7^4 * 7^3=
Legenda:
* to znak mnozenia
/ to kreska ułamkowa
25^5 to 25 do potęgi 5
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a) 25 * 5^3 * 5^0= 25*125*1 = 3125
b) 1/81 * 1/9 * (1/3)^7= 1/729 * 1/2187 = 1/1594323
c) 9*3^9 * 27/3^7 : 3^4= 9* 19683* 10460353203/2187 :81 = 177147*4782969 : 81 = 847288609443 : 81 = 10460353203
d) 7^1 : 49/7^4 * 7^3= 7 : 7^4 * 7^3 = 7 : 2401 * 343 = 1
Proszę. :)