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Q.
Simplify the following equation ? 2003 x 2004 - 2001 x 2002 = ?
A.
8010
B.
8020
C.
8030
D.
8040
View Answer
Correct choice: A
Explanation:
(2000 + 3)(2000 + 4) - (2000 + 1)(2000 + 2) = ? Since (2000 x 2000) - (2000 x 2000) is equal to zero. ? = (8000 + 6000 + 12) - (4000 + 2000 + 2) => 14012 - 6002 = 8010.
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