Answer :

geerky42
Use this exponent property;
[tex] \dfrac{a^m}{a^n} = a^{m-n} [/tex]

So you have [tex] \dfrac{7^4}{7^2} =7^{4-2} = 7^2 = \boxed{49}[/tex]

So you should use "[tex]=[/tex]".

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