397 x 397 + 104 x 104 + 2 x 400x 104 = x? Options.
A) 234341 B) 235633 C) 234677 D) 315656 E) 251501
Given 251501xp.	= (397)2 + (104)2 + 2 x 397 x 104   = (397 + 104)2   = (501)2 = (500 + 1)2   = (5002) + (1)2 + (3 x 500 x 1)   = 250000 + 1 + 1500= 
<gadget id="calculator">250000 + 1 + 1500</gadget>
<output>251_501</output>
251501   251501
<result>E</result>
397 x 397 + 104 x 104 + 2 x 400x 104 = x?