intelligent9
intelligent9 intelligent9
  • 29-12-2020
  • Mathematics
contestada

evaluate : 7^4×7^5×7^-9
pls solve to get brainiest ​

Respuesta :

jimrgrant1 jimrgrant1
  • 29-12-2020

Answer:

1

Step-by-step explanation:

Using the rule of exponents

[tex]a^{m}[/tex] × [tex]a^{n}[/tex] = [tex]a^{(m+n)}[/tex] and [tex]a^{0}[/tex] = 1

Given

[tex]7^{4}[/tex] × [tex]7^{5}[/tex] × [tex]7^{-9}[/tex]

= [tex]7^{(4+5-9)}[/tex]

= [tex]7^{0}[/tex]

= 1

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