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simplify 27^(-2/3)/27^(-1/3)

I need to know how to simplify 27 with a exponent of -2/3 over 27 with an exponent of -1/3

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Robert J. | Certified High School AP Calculus and Physics TeacherCertified High School AP Calculus and Ph...
4.6 4.6 (13 lesson ratings) (13)
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Attn: 27 = 3^3

So,

 

27^(-2/3)/27^(-1/3)

= 3^(-2)/3^(-1)

= 1/3