can you please answer this ASAP?
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sorry i dont know
plzz mark me as brainleast
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Step-by-step explanation:
The equation gets reversed when roots are reciprocal
Therefore
1/a +1/b = 8+2root5 / 4+ root 5
1/a + 1/b = (8+2root5)(4-root5)/11
1/a + 1/b = 2
2/ (1/a+1/b) = 1
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