" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3^(x+2)+3^(x-1)+3^(x)=144
3^x + 3^2 + 3^x + 3^-1 + 3^x = 144
9^x + 9 + 1/3 = 144
9^x + 28/3 = 144
9^x = 144 -28/3
9^x = 134.7
xln(9) = 134.7
x = 134.7 / ln(9)
x = 61.30
Salu2