Question

Which expression is equivalent to mc020-1.jpg?
20i4j2|k3|
20i6j2k4
200i4j2|k3|
200i6j2k4

Answer 1

The first answer.\[20i^4 j^2 k^3\]

Answer 2

\[\sqrt{400 i^8j^4k^6}= \left( 400i^8j^4k^6 \right)^{\frac{ 1 }{ 2 }}=\left\{( 20i^4j^2k^3)^2 \right\}^{\frac{ 1 }{ 2 } }=?\]