Question

True or False.

1. If the radicand is a multiple of a perfect square number, then the radical is not in its simplest form.
2. The value of the cube root of -1/8 is not a real number because the radical is negative.
3. The fifth root of a negative number is not a real number.

Answer 1

1. T (if it's a square root)
2. F
3. F

odd roots of negative numbers are negative, because odd powers of negative numbers are negative.