cherishhaynes
cherishhaynes cherishhaynes
  • 02-11-2016
  • Mathematics
contestada

log(4x+2)-2log(3)+=1

Respuesta :

Аноним Аноним
  • 02-11-2016
log(4x+2)-2log(3)=1
log(4x+2)-log 3²=1                     (b*logva x=logva  x^b)
log(4x+2)-log 9=1                      (logva b- logva c=logva  (b/c))
log (4x+2)/9=1    ⇔10¹=(4x+2)/9
(4x+2)/9=10
4x+2=90
4x=90-2
4x=88
x=88/4
x=22

Answer: x=22
Answer Link

Otras preguntas

The sum of three consecutive odd numbers is one hundred seventy-one what is the smallest of the three numbers?
What are some examples of Roman imperial military power
as the jumper falls the bungee cord stretches when the jumper reaches his lowest point before he starts moving back up what kind of energy does this show
A caterpillar climbs up a one-meter wall. For every 2 cm it climbs up, it slides down 1 cm. It takes 10 minutes for the caterpillar to climb to the top. Calcula
Ten times the sum of half a number x and 9 is 11
What’s the answer for this
describe and correct the error in finding the difference of -2 and -5.......... -2 - (-5) = -2 + (-5) = -7
Explain how this "collision of cultures" and the exchange of commodities between the american indians and europeans influenced the origins and patterns of devel
Someone please help! I’m very confused on this question.
What is 3246×456785555555