simplify root 2/ root 5+2 - 2/root 10 - 2 root 2
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Answer:
[2√5-4-√10-2√2]
Explanation:
2/(√5+2) - 2/(√10-2√2)
= 2/(√5+2) - {2/[√2(√5-2)]}
= 2/(√5+2) - √2/(√5-2)
= [2(√5-2)-√2(√5+2)]/[(√5-2)(√5+2)]
= [2√5-4-√10-2√2]/[(√5)²-2²]
= [2√5-4-√10-2√2]/(5-4)
=[2√5-4-√10-2√2]
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Tamann:
thank you
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