angeli022 angeli022
  • 14-08-2020
  • Mathematics
contestada

If 2^x=5, what is 2^3x-4

Respuesta :

wiitong0394703
wiitong0394703 wiitong0394703
  • 14-08-2020

Answer:

121

Step-by-step explanation:

2^3x - 4 = (2^x )^3 - 4 = 125 - 4 = 121

Answer Link
lostboyjourney
lostboyjourney lostboyjourney
  • 14-08-2020

AnswEr :

[tex]\implies\tt 2^x = 5 [/tex]

[tex]\implies\tt \Big( 2^x \Big)^3 - 4 [/tex]

[tex]\implies\tt 125 - 4 [/tex]

[tex]\huge\implies\tt 121 [/tex]

Answer Link

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