Question

4 root 5 + 5 root 5 is equal to
​

Answer 1

Answer:

9√5

Step-by-step explanation:

4√5 + 5√5

= 4+5√5( the √5 as common )

= 9√5

hope it helps

mrk as brailiste

Answer 2

4√5 + 5√5 = 9√5

Given :

The expression 4√5 + 5√5

To find :

To simplify the expression

Solution :

Step 1 of 2 :

Write down the given expression

The given expression is

4√5 + 5√5

Step 2 of 2 :

Simplify the given expression

Given two surds 4√5 and 5√5 are similar surds

Thus on addition we get

4√5 + 5√5

= (4 + 5)√5

= 9√5

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