QueenYaree14
QueenYaree14 QueenYaree14
  • 06-07-2016
  • Mathematics
contestada

If 4 ^n-2+4^2=32 then what is the value of n?
A-2
B-4
C-6
D-8
E-10

Respuesta :

jhonyy9
jhonyy9 jhonyy9
  • 06-07-2016
hope i understand it right 

4^(n-2) +4^2 =32

4^(n-2) = 32 -16

4^(n-2) = 16

4^(n-2) = 4^2

n-2 = 2

n = 4 so choice B. is right sure 

hope this will help you 
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