Question

when ithe denominator of 1/2√5
is rationalized it becomes
K/10
Find k

1
2
5
10​

Answer 1

Step-by-step explanation:

k = √5

The given number is 1/2√5.

So lets rationalise it.

Thus we get,

1/2√5 multiplied by, √5/√5

This will give,

√5/10.

Thus on comparing, We can see that k = √5

Answer 2

2√5 =k

it is the answer hope it helps you