rationalise 2 by root 8
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Answer:
rarionalise2/root8
Step-by-step explanation:
Rationalise the denominator to form unknown quantity/known quantity
So, 2/root8 should multiply with root 8 on the numerator and denominator
2/root8*root8/root8
as root8*root8=8
So it gives 2root8/8
Answer=2root8/8
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