Question:The value of `((2.697 - .498)^2 + (2.697 + .498)^2)/(2.697 xx 2.697 + .498 xx .498)`is :
A `2.199` B `3.195` C `2` D `1/2`
+ AnswerC
+ ExplanationGiven Exp , `=((a-b)^2 + (a + b)^2)/(a^2 + b^2)` `= (2(a^2 + b^2))/((a^2 + b^2))` `=2`.
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