LaCazoe LaCazoe

07-01-2019
Mathematics

contestada

How do I solve this? Explain please.

How do I solve this Explain please class=

Respuesta :

jimrgrant1 jimrgrant1

07-01-2019

Answer:

7

Step-by-step explanation:

using the rule of exponents

• [tex]a^{m}[/tex] ×[tex]a^{n}[/tex] = [tex]a^{(m+n)}[/tex], hence

[tex]7^{3}[/tex] × [tex]7^{-2}[/tex] = [tex]7^{(3-2)}[/tex] = [tex]7^{1}[/tex] = 7

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