(469 + 174)(power 2) - (469 - 174)(power 2) / (469 x 174) = ?	Answers:	A) 2	B) 6	C) 4	D) 8	E) 10
Formula = (a + b)(power 2) - (a - b)(power 2) / ab   = 4ab/ab   = 4 (where a = 469, b = 174.)   Answer is 8.
<result>D</result>
(469 + 174)(power 2) - (469 - 174)(power 2) / (469 x 174) = ?