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The 9th question plz answer

The 9th question plz answer-example-1
User Pcgben
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Explanation:

after rationalising we get as b)19

multiply 3√3+2√2 on numerator and denominator

7(3√3+2√2)/(3²*3-2²*2)

7(3√3+2√2)/27-8

7(3√3+2√2)/19

so denominator is 19

User Bertram Gilfoyle
by
7.8k points

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