Question

find the rationaling factor of 4√5​

Answer 1

Rationalising factor of $\red{4 \sqrt{5} }$ is equal to $\green{ \sqrt{5} }$ .

Answer 2

Step-by-step explanation:

√5

Explanation:

Rationalising factor of 4√5

is √5.

Since ,

4√5 × √5

= 4 × 5

= 20 ( rational number )

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