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15-09-2016
Mathematics

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10. simplify the expression. p(p^-7q^-3)^-2q^-3 a) p/q^3 b) p^15/q^9 c) 1/(p^9q^2) d) p^12q

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nobillionaireNobley nobillionaireNobley

17-09-2016

[tex]p(p^{-7}q^{-3})^{-2}q^{-3}=p(p^{-7\times-2}q^{-3\times-2})q^{-3}\\=p(p^{14}q^{6})q^{-3}=p^{15}q^9[/tex]

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