Question

please can anyone solve the 1st question with step by step process​

Answer 1

Step-by-step explanation:

X = 3 + 2root 2

i) 1/x

1/3+2root2

Rationalising the denominator by 3 - 2 root 2

U will get answer

Answer 2

Answer:

1/x

=1/3+2√2

Rationalise the denominator

=1/3+2√2×3-2√2/3-2√2

{(a+b)(a-b)=a²-b²}

=3-2√2/(3)²-(2√2)²

=3-2√2/9-8

=3-2√2/1

=3-2√2