Question

ifx=root2-1 then 1by x is ??​

Answer 1

Answer:

$1 \div \sqrt{2 - 1}$

Answer 2

Answer:

x=√2-1

1/x= 1/√2-1

rationalize

1/√2-1 *√2+1/√2+1

1(√2+1)/(√2-1)(√2+1)

√2+1/(√2)²-1²

√2+1/2-1

√2+1= 1/x

Step-by-step explanation: