The answer would be 2<span>√<span>6 and in decimal form </span></span><span>4.898979, I hope this helps!</span>
Answer: 
-3 times the square root of 5
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Explanation:
Let 
Replace all the root 5 terms with x and we go from

to

From here, combine like terms to get

and the last thing to do is replace the x with sqrt(5)

Meaning that,


257 is a whole number, interger, and a rational number.