rabiulnoorrr rabiulnoorrr
  • 16-05-2021
  • Mathematics
contestada

USE LAWS OF EXPONENT TO FIND THE VALUE OF X
㏒ ₆₄ 8=X÷2

Respuesta :

jimrgrant1 jimrgrant1
  • 16-05-2021

Answer:

x = 1

Step-by-step explanation:

Using the rule of logarithms

[tex]log_{b}[/tex] x = n ⇒ x = [tex]b^{n}[/tex]

Given

[tex]log_{64}[/tex] 8 = [tex]\frac{x}{2}[/tex] , then

8 = [tex]64^{\frac{x}{2} }[/tex]

note 64 = 8² , so

8 = [tex](8^2)^{\frac{x}{2} }[/tex] = [tex]8^{x}[/tex]

Since bases on both sides are equal, both 8 then equate the exponents

x = 1

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