1. Oblicz podane logarytmy i uporządkuj je rosnąco:
a=9
y=
z=
t=
a)
3^x = 9
3^x = 3^2
x=2
y)
16^x=1/4
4^(2x) = 4^(-1)
2x=-1
x=-1/2
z)
1/5^x=25
5^(-x) = 5^2
-x=2
x=-2
t)
4^x = 2
2^(2x) = 2^1
2x=1
x=1/2
rosnąco:
z y t a
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a)
3^x = 9
3^x = 3^2
x=2
y)
16^x=1/4
4^(2x) = 4^(-1)
2x=-1
x=-1/2
z)
1/5^x=25
5^(-x) = 5^2
-x=2
x=-2
t)
4^x = 2
2^(2x) = 2^1
2x=1
x=1/2
rosnąco:
z y t a