Question

rationalise the denominator 1/(5+2√2)​

Answer 1

problem decoded dude:)

Answer 2

Step-by-step explanation:

1/(5+2√2) x 5-(2√2)/5-(2√2)

= 5-(2√2)/5^2-2√2^2

= 5-(2√2)/25-8

= 5-2√2/17