Question

A student claims that 3√80 is in the simplest radical form. Which statement is true?

A. The claim is correct because 80 is not divisible by three.
B. The claim is correct because 80 is not a perfect cube.
C. The claim is incorrect because 80 has a factor of 4.
D. The claim is incorrect because 80 has a factor of 8.
Don't put a link as the answer.

Answer 1

C)

Explanation:

3
`√(80)` = 3 ·
`√(4)`·
`√(4)` ·
`√(5)` which simplifies to 12
`√(5)`