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Byju's Answer
Standard X
Mathematics
Discriminant
Find the valu...
Question
Find the value of the following expressions, when
x
=
−
1
:
−
x
+
2
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Solution
x
=
−
1
(
Given
)
Therefore,
−
x
+
2
=
−
(
−
1
)
+
2
=
1
+
2
=
3
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