Question

What is 68−−√ in simplest radical form? Enter your answer in the box.

Answer 1

The correct answer is: " 2√17 " .
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17 * 4 = 68 ;

→ √68 = √17* √4 =

" 2√17 " .
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Answer 2

First, list the factors of 68:

1, 2, 4, 17, 34, 68

Only one of these is a perfect square, which is 4. We can divide this out:


`\sf √(4)*√(17)`

Simplify the square root:


`\boxed{\sf 2√(17)}`