Determine a and b if 7+root5/7- root5 - 7-root5/7- root5 = a+7root5b� – InterviewSolution

1.	Determine a and b if 7+root5/7- root5 - 7-root5/7- root5 = a+7root5b
Answer» 7− 5 7+ 5 × 7+ 5 7+ 5 − 7+ 5 7− 5 × 7− 5 7− 5 4449+25+14 5 − 44(49+25−14 5 ) = 4414 5 +14 5 = 442×14 5 = 117 15 p−7 5 Q= 117 5 p=0,q= 11−1

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