Question

Rationalise the denominator of 4+2√5/3+√7​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

(4+2√5)(3-√7)/(3+√7)(3-√7)

4(3-√7)-2√5(3-√7)/(3*3)-(√7*√7)

12-4√7-6√5-2√14/9-7

2(6-2√7-3√5-√14)/2

6-2√7-3√5-√14