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

1. Read the following sentence from "The Swimming Contest." "When he saw me coming up the officer said, 'We've lost that information, dang it! They've killed t
A change in the genetic material of a cell is called
Which of these is not part of an informal outline? A. Short statements B. Dashes C. Wandering notes D. Roman numerals
how did population shifts during ww2 change life in the US?
Maria estimates college tuition and fees, room and board, books, and other charges total $10,100. She will receive a scholarship for $1100. If she has 4 years t
the specific amount of energy an electron has
Ali was paid $75 for mowing a neighbor's yard.This is one fourth of the amount of money she earned all summer.How much did Ali earn all summer?Write and solve a
someone PLEEEEEAAASSSSEEEE HELPWhat "preservation controversy" developed over the years relating to Michelangelo's paintings in the Sistine Chapel? A) Michelan
The root word bio- means
I don't know how to solve this