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2 + root 5 divided by 2 minus root 5 |
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Answer» Step-by-step explanation: = (2+√5) × ( 2+√5)/(2-√5) × (2 +√5) = (2+√5)^2 / (2)^2 - (√5)^2 = 4 + 5 +4√5/ 4-5 =. - (9+4√5) |
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