Question
287 x 287 + 269 x 269 - 2 x 287 x 269 = ?
Answer: Option D
Given Exp.
= a2 + b2 - 2ab, where a = 287 and b = 269
= (a - b)2 = (287 - 269)2
= (182)
= 324
Was this answer helpful ?
Given Exp.
= a2 + b2 - 2ab, where a = 287 and b = 269
= (a - b)2 = (287 - 269)2
= (182)
= 324
Was this answer helpful ?
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