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Standard XII
Mathematics
Question
What should we multiply with
11
−
7
to get
1
2
Open in App
Solution
Verified by Toppr
let
x
is such number then
11
−
7
⋅
x
=
1
2
⇒
−
11
7
x
=
1
2
⇒
−
11
x
=
7
2
⇒
x
=
7
2
×
1
−
11
=
−
7
22
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