Question

Simplify the radical expression.

Answer choices:
A) -k^3
B) k^3
C) k^5
D) -k^5

Answer 1

42.

Answer 2

\[\sqrt[5]{-k^15}\]

Answer 3

Step one: Ignore the answer choices.
Come up with your own answer first.

Answer 4

but i dont know howto solve it that is what i need help on....

Answer 5

Treat \[\large \sqrt[5]{-k^{15}}\]
as
\[\large (-k^{15})^{1/5} \]
and use exponent rules.