Question

Help.
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Answer 1

Answer:

i)Rational ii)Irrational iii)Rational iv)Rational v)Irrational

vi)Rational vii)Rational

6)Rationalize

i)-(√5+√7)/2

ii)√7-2

7)Find

i)1/81

ii)5

8)Simplify

i)3*3^1/3 i.e cube root of 81

ii)1/5768

iii)13^(1/15)