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12-04-2022
Mathematics

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Аноним Аноним

20-04-2022

Note the rules

a^m×a^n=a^m+n
(a^m)^n=a^mn

[tex]\\ \rm\Rrightarrow \dfrac{7^{12}7^9}{(7^6)^3}[/tex]

[tex]\\ \rm\Rrightarrow \dfrac{7^{21}}{7^{18}}[/tex]

[tex]\\ \rm\Rrightarrow 7^3[/tex]

[tex]\\ \rm\Rrightarrow 729[/tex]

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