Question

13. The value of (512)^-2/9 is-
1
(A)
2
1
(B)
3
1
(C)
(D
1
5
4​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

512 = 8× 64 = 8×8×8 =(2³)³ = 2⁹

a^-(p/q) = 1/a^(p/q)

512^(-2/9) = 2^(9×-2/9) = 2^(-2) = 1/2² = 1/4