287 x 287 + 269 x 269 - 2 x 287 x 269 = ?  Select:
A) 534 B) 446 C) 354 D) 324 E) None of these
Given Exp.	= a2 + b2 - 2ab, where a = 287 and b = 269   = (a - b)2 = (287 - 269)2   = (182)   = 324   Answer: Option 324
<result>D</result>
287 x 287 + 269 x 269 - 2 x 287 x 269 = ?