Rationalise the denominator and simplify.
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Step-by-step explanation:
(i).5/√2=(5/√2)(√2/√2)=(5√2)/2
(ii). 7/(8-√2)=7(8+√2)/(8-√2)(8+√2)
=7(8+√2)/(8²-(√2)²)
=7(8+√2)/(64-2)
=7(8+√2)/62
hope you got it.
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