susiesippel
susiesippel
26-10-2017
Mathematics
contestada
What is 1/7^9 × 1/7^-6
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jdoe0001
jdoe0001
26-10-2017
[tex]\bf \cfrac{1}{7^9}\cdot \cfrac{1}{7^{-6}}\implies \cfrac{1\cdot 1}{7^9\cdot 7^{-6}}\implies \cfrac{1}{7^{9-6}}\implies \cfrac{1}{7^3}\implies \cfrac{1}{343}[/tex]
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