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Byju's Answer
Standard XII
Mathematics
Sequence
What is the g...
Question
What is the greatest integer value of
x
for which
2
x
−
20
<
0
?
A
9
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B
10
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C
8
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D
7
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Solution
The correct option is
D
9
Consider
2
x
−
20
<
0
which can be written as
2
x
<
20
Dividing both sides by
2
, we get
x
<
10
If
x
<
10
, so the range of
x
lies between
1
to
9
and,
Therefore the greatest integer value of
x
is
9
.
Hence, option
A
is correct.
Suggest Corrections
0
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