przekształć i przedstaw w postaci jednej potegi
a 2do 5 * 4 do 3 *8
Rozwiaż
A)(5do 2 )do 4 * 5 do 3 :(5do 7 ; 5 do 5)
B)x do 7 * x do 5 : x do 3
C) (bdo 7)do 3 : b do 5: b do 3 i do 2
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a) 2 do 5 *4 do 3 *8= 2 do 5* 2do 2 do 3* 2 do 3= 2 do 5 * 2 do 6 *2 do 3= 2 do 14
A) = 5 do 8 * 5 do 3 : 5 do 3= 5 do 11: 5 do 3= 5 do 8
B)= x do 12 : x do 3= x do 9
C) = b do 21 : b do 5 : b do 6= b do 21 : b do 11= b do 10