Question

rationalise 1/3√7+2​

Answer 1

This is your answer with steps

Answer 2

Step-by-step explanation:

1/3√7+2×3√7-2/3√7-2

3√7-2/(3√7-2)(3√7+2)

(a+b)(a-b)=a^2-b^2

3√7-2/(3√7)^2-(2^2)

3√7-2/63-4

3√7-2/59

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