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Aptitude
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Verbal Reasoning
Computer Science
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(963 + 476)2 + (963 - 476)2 =? (963 x 963 + 476 x 476)
1449
497
2
4
None of these
Show Answer
Correct Answer:
2
Explanation:
Given Exp. =
(
a
+
b
)
2
+ (
a
-
b
)
2
=
2(
a
2
+
b
2
)
= 2
(
a
2
+
b
2
)
(
a
2
+
b
2
)
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