christopherpier
christopherpier
05-01-2015
Mathematics
Answered
I need help with question 26
Answer :
Аноним
Аноним
05-01-2015
[tex]\left( \frac { 1 }{ 169 } \right) ={ \left( \frac { 1 }{ 13 } \right) }^{ 2 }=\frac { { 1 }^{ 2 } }{ { 13 }^{ 2 } } [/tex]
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konrad509
konrad509
05-01-2015
[tex]\dfrac{1}{169}=\left(\dfrac{1}{13}\right)^x\\ \left(\dfrac{1}{13}\right)^2=\left(\dfrac{1}{13}\right)^x\\ x=2[/tex]
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