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26-01-2019
Mathematics

contestada

[tex] \frac{5x {}^{8} }{20x {}^{7} } [/tex]
when x = 3 and y = 5

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

26-01-2019

Answer:

3/4

Step-by-step explanation:

5x^8

-----------

20 x^7

5/20 =1/4

x^8/x^7 When dividing exponents with the same base, we subtract the exponents

x^(8-7)

x^1

so

5x^8

-----------

20 x^7

= 1/4 x

Let x =3

1/4 *3

3/4

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