Choose the one alternative that best completes the statement or answers the question.
Evaluate the root without using a calculator or note that root is not a real number.
-$\sqrt [ 4 ] { - 256 }$
A) 4
B) -4
C) 5
D) Not a real number

Question

Quizplus · Accepted Answer

The fourth root of a negative number is not a real number because in the real number system, even roots of negative numbers do not exist.

Choose the One Alternative That Best Completes the Statement or Answers