What is the value of 10062 - 1007 1005 + 1008...

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What is the value of 1006² - 1007 × 1005 + 1008 × 1004 - 1009 × 1003?

A. 6

B. 3

C. 12

D. 24

Answer: Option A

Solution (By Examveda Team)

1006² - 1007 × 1005 + 1008 × 1004 - 1009 × 1003
= 1006² - (1006 + 1)(1006 -1) + (1006 + 2)(1006 - 2) - (1006 + 3)(1006 - 3)
= 1006² - 1006² + 1 + 1006² - 4 - 1006² + 9
= 6

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What is the value of 10062 - 1007 1005 + 1008...

What is the value of 10062 - 1007 × 1005 + 1008 × 1004 - 1009 × 1003?

Solution (By Examveda Team)

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What is the value of 1006² - 1007 × 1005 + 1008 × 1004 - 1009 × 1003?