jordanpantelides jordanpantelides
  • 07-06-2020
  • Mathematics
contestada

Simplify the following expression 3^2/5 x 3^-7/5. I think it is 1/3. 3^-5/5

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 07-06-2020

Answer:

1/3

Step-by-step explanation:

3^2/5 x 3^-7/5

We know that a^b* a^c = a^(b+c)

3^(2/5 -7/5)

3^ (-5/5) = 3^ -1

We know that a^-b = 1/ a^b

3^-1 = 1 / 3

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