allysonlowrance allysonlowrance
  • 13-06-2019
  • Mathematics
contestada

Solve the exponential equation. (½)x = 32

Respuesta :

jimrgrant1 jimrgrant1
  • 13-06-2019

Answer:

x = - 5

Step-by-step explanation:

Using the rule of exponents

• [tex]a^{-m}[/tex] ⇔ [tex]\frac{1}{a^{m} }[/tex]

Given

[tex](1/2)^{x}[/tex] = 32

[tex]\frac{1}{2^{x} }[/tex] = 32

[tex]2^{-x}[/tex] = [tex]2^{5}[/tex]

Since the bases are equal, both 5, equate the exponents

Hence x = - 5

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