Question

recipocal of 5+√2=1/5+√2​

Answer 1

Answer:

Step-by-step explanation:

reciprocal of 5+√2 is 1/5+√2

we can rationalise it:-

1/5+√2×(5-√2) (5-√2)

answer= 5-√2/25-2

           = 5-√2/ 23