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Inter Conversion between Standard and Normal Forms

If z =0.064, ...

Question

If z=0.064 , then find the value of (1/z)to the power 1/3.

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Solution

Z=0.064=64/1000,
1/z=1000/64,
(1/z)^1/3= (1000)^1/3 / (64)^1/3,
= 10/4= 5/2

= 2.5

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