For this case we have the following expression:
(9x2y4z8) ^ - 1/2
By power properties we can rewrite the expression:
1 / (9x2y4z8) ^ 1/2
Then, rewriting we have:
1 / ((9 ^ (1/2)) (x ^ (2 * (1/2))) (y ^ (4 * (1/2))) (z ^ (8 * (1/2)) ))
1 / (3 (x) (y ^ 2) (z ^ 4))
Answer:
The equivalent expression is:
1 / (3 (x) (y ^ 2) (z ^ 4))