oblicz z funkcji logarytmicznej:
log 32 X= 2/5
log243 X=0,4
Trzeba wyznaczyć X.
17^9+17^10
__________=
17^10
32^{2/5}=x
x=4
log243 x=0,4
243^{2/5}=x
x=9
(17^9+17^10)/17^10=17^10(17^9/10+17^1 /17^10=17^1 9/10
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32^{2/5}=x
x=4
log243 x=0,4
243^{2/5}=x
x=9
(17^9+17^10)/17^10=17^10(17^9/10+17^1 /17^10=17^1 9/10