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 ( 71+ )
Otras preguntas
simplify : 81s^2/36s^2
9 to the x-5 power=27
Is this a good thesis statement for my essay? The Earth has many life-threatening problems caused by humans. One of these problems is the over-consumption of w
There are 6 pencils in a box. 3 of the pencils are red, 2 are blue and 1 is green. A pencil is taken out of the box without looking. What is the probability tha
Is this a good thesis statement for my essay? The Earth has many life-threatening problems caused by humans. One of these problems is the over-consumption of w
During a windstorm, part of the top of a flagpole breaks off. The broken top portion touches the ground at an angle of 65degrees 14feet from its base. How tall
Which words in the sentence make up the appositive phrase? Mrs. Guerrero, the president of the historical society, is retiring next summer. A. Mrs. Guerrero
During a windstorm, part of the top of a flagpole breaks off. The broken top portion touches the ground at an angle of 65degrees 14feet from its base. How tall
If x=3 and y=-2 and z=4, what is the value of 3x + 2y - z?
how does art inspire some people