rossijoseph814 rossijoseph814
  • 11-08-2020
  • Mathematics
contestada

Which expression is equivalent to 73 ⋅ 7−5? 72 77 1 over 7 to the 2nd power 1 over 7 to the 7th power

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 21-08-2020

Answer:

  1/7^2

Step-by-step explanation:

The applicable rules of exponents are ...

  (a^b)(a^c) = a^(b+c)

  a^-b = 1/a^b

__

Then your expression simplifies to ...

  [tex]7^3\cdot 7^{-5}=7^{3-5}=7^{-2}=\boxed{\dfrac{1}{7^2}}[/tex]

Answer Link
EthanY2306
EthanY2306 EthanY2306
  • 23-10-2020

Answer:

The answer is 1/7^2

Step-by-step explanation:

I took the test lol

Answer Link

Otras preguntas

Recording all instances of an event for a particular time period (such as how many times an older brother strikes his younger brother) without the subjects' awa
what is the primary of the phrases "borne thirteen children" and "cried out with my mothers grief"?
The decomposition of dinitrogen tetraoxide into nitrogen gas and oxygen gas is shown by which balanced chemical equation?
Resumen de los problemas de los baches
The guest speaker was delayed because of heavy traffic. Which is the compound preposition? A. because of B. was delayed C. guest speaker D. of heavy tr
Anyone know this? Pls help
Is water a reactant or a product
Why does taxation exist at all three levels of government?
Solve the equation with the replacement set { -59, -9, 9, 59} | 34 - X | = 25 A. 9 B. 9, -9 C. 9, 59 D.59
Which statement describes the most common characteristic of oral narratives