Question

Rationalise the demo mis ator of 1÷7+3√2​

Answer 1

Answer:

1/7+3√2

1/7+3√2×7-3√2/7-3√2

7-3√2/(7)^2-(3√2)^2

7-3√2/49-36

7-3√2/13

Answer 2

Answer:

1/(7+3√2)

multiple by (7-3√2)

(7-3√2)/49-18 a^2- b^2 = (a+b) (a-b)

(7-3√2)/31

hope it will help you

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