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If a<b, which of the following must be positive?
A.
a
2
-b
2
B.
b
2
-
a
2
C.
a
3
-b
2
D.
b
2
-ab
E.
None of these
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E.
None of these
Explanation:
Related Questions (Any University/Year)
If a>0 , b<0 , c>1 and d <1 , which of the following must be true ?