Zad.1.
a)log1/6 216
b)log4 1/64
c)log0,125 0,5
d)log pierw3 pierw 3 stopnia 9
e)log1/5 25pierw5
f)3log 316
Zad.2.
a)logx81=4
b)logx2= 1/3
Zad.3.
a)log5x= -1/2
b)log 1/3x=-2
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1)
a) 1/6^x=216
6^-x = 6^3
-x=3 /:(-1)
x=-3
b) 4^x=1/64
4^x=4^-3
x=-3
c)0,125^x=0,5
0,5^3x=0,5
3x=1 /:3
x=1/3
d)√3^x=³√9
3^1/2x = 3^2/3
1/2x=2/3 /*2
x=4/3
e)1/5^x=25√5
5^-x=5^2*5^1/2
5^-x = 5^5/2
-x=5/2 /:(-1)
x=-5/2
f) ??popraw zapis
2)
a) x^4=81
x=3
b) x^1/3=2
x=8
3)
5^-1/2=x
x=(1/5)^1/2
x=√(1/5)
x=√5/5
b)
x=1/3^-2
x=3^2
x=9