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Byju's Answer
Standard XII
Chemistry
Precision and Accuracy
If log 4=0....
Question
If
log
4
=
0.602
and
log
27
=
1.431
then the value of
log
8
is
k
,then
last digit of decimal of
k
is
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Solution
log
4
=
0.602
log
2
2
=
0.602
2
log
2
=
0.602
log
2
=
0.301
log
8
=
log
2
3
=
3
log
2
=
3
×
0.301
=
0.903
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Similar questions
Q.
If
log
4
=
0.602
and
log
27
=
1.431
, then the value of
log
12
is
1.0
k
9
where
k
is 2nd digit in decimalexpression ,then
k
is
Q.
If
l
o
g
27
=
1.431
, then the value of
l
o
g
9
is
Q.
If
log
8
a
+
log
4
b
2
=
5
,
log
8
b
+
log
4
a
2
=
7
, then find the value of
a
b
.
Q.
If log 27 is equal to 1.431 then find log 300
Q.
If
2
log
(
x
+
y
)
=
log
x
+
log
y
+
log
8
and
(
x
−
y
)
2
=
k
x
y
then find the value of
k
.
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