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Byju's Answer
Standard XII
Mathematics
Properties of absolute values
For what valu...
Question
For what value of n is
|
n
−
1
|
+
1
equal to 0?
A
1
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B
2
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C
There is no such value of n.
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Solution
The correct option is
C
There is no such value of n.
|
n
−
1
|
+
1
=
0
⇒
|
n
−
1
|
=
−
1
But modulus cannot be negative. Hence, this equation is true for no value of n.
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Standard XII Mathematics
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