Question

27. Explain the Error Yuan is asked to evaluate the expression (-8)' on his exam, and writes that it is unsolvable because you cannot evaluate a negative number to an even fractional power. Is he correct, and if so, why? If he is not correct, what is the correct answer?

Answer 1

Answer:

he is incorrect the answer is -4

Step by step explanation:

$\sqrt[3]{-8^{2} } \\\\\\\sqrt{-2^{2} } \\\\= -4$

just because something is negative doesn't mean it cant still be divided

it will still be able to be divided but it will be a negative number