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Standard VII
Mathematics
Additive Identity & Additive Inverse
Question
The additive inverse of
(
−
9
+
11
)
is :
−
2
3
9
−
11
A
−
11
B
−
2
C
3
D
9
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Solution
Verified by Toppr
The correct option is
A
−
2
(
−
9
+
11
)
=
2
Additive inverse of a number is that number which when added to the original number, results in the sum as zero.
Let additive inverse of
2
be
x
.
2
+
x
=
0
∴
x
=
−
2
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