7√15÷2√3 can u find this ans and how?
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7/(√5+2√2)
7(√15-2√2) /(√15+2√2) (√15-2√2)
7(√15-2√2) / (15-8)
7(√15-2√2) / (15-8)
7(√15-2√2) /7
=√15-2√2
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