salinasleo244 salinasleo244

21-07-2021
Mathematics

contestada

Simplify the following expression and write it in an exponential function form.
(b11 b-7)/4b-5, where b is a constant.

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

21-07-2021

Answer:

1/4 b^9

Step-by-step explanation:

(b^11 b^-7)/4b^-5

We know x^y * x^z = x^(y+z)

b^11 * b^ -7 = b^ (11-7) = b^4

(b^11 b^-7)/4b^-5

b^4 / 4 b^-5

We know x^y / x^z = x^(y-z(

b^4 / b^-5 = b^(4 - -5) = b^(4+5) = b^9

1/4 b^9

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