value of log 0.25 with base 2.5
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Answer:
Explanation:
log
2
(
0.25
)
=
log
2
(
1
4
)
=
log
2
(
1
2
2
)
=
log
2
2
−
2
->use property
x
−
n
=
1
x
n
=
−
2
log
2
2
-> use property
log
b
x
n
=
n
log
b
x
=
−
2
(
1
)
-> use property
log
b
b
=
1
=
−
2
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