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
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
What happens when a number is subtracted on the outside of the parentheses
4^x+7 = 8^2x-3 Solve each equation showing work please
The standard IQ test is designed so that the mean is 100 and the standard deviation is 15 for the population of all adults. We wish to find the sample size nece
what is meant by marasmus ?
How had the development of technology positively affected our wellness
the sum of two numbers is 17. one number is 3 less than 2/3 of the other number. what is the lesser number?
According to Maslow's hierarchy of needs, which of the following is a lower-order need?A) socialB) safetyC) esteemD) self-actualizationE) recognition
What factor affects the color of a star?
The author is considering adding headings to this section of the story. Which of the following would best explain the main point of this section? The story is “
What caused Shaffer to instruct his assistant to strike box 342 accidentally sending firefighters to the wrong place A.the leaping flames in the sky B.the dar