Combine and simplify these radicals. radical 8 * 20 i will make brainliest

= 4 .

Step-by-step explanation:

Given  : .

To find : Combine and simplify these radicals.

Solution : We have given that  .

We can write 8 as 4 *2  and 20 as 4 *5

Then ,

=  .

= .

= 2 .

= 4 .

= 4 .

Therefore, = 4 .

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6: 4= 3/2

18: 8= 9/4

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