examine whether the following are rational are irrational √9,√2+8√3+7,√7+√13π÷7
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1)√9=3 rational
2)√2+8=irrational
3)irrational as sum of 2 no (irrational + rational is always irrational)
4)still irrational
2)√2+8=irrational
3)irrational as sum of 2 no (irrational + rational is always irrational)
4)still irrational
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