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 ( 13+ )
Otras preguntas
the Earth has an average distance from the Sun of 1.5* 10 to the 8th power kilometers and the Earth has an approximate distance from the Moon of 4.0 x 10 to th
Subtract these polynomials. (2x2 + 4x + 3) - (4x2 - 2x-3) = O A. - 2x2 + 2x+0 O B. 6x2 + 6x + 6 O C. 6x2+2x+ 0 O D.-2x2+68+6
If k = (n + 2)(n – 2), where n is an integer greater than 2, what is the value of k ? (1) k is the product of two primes. (2) k < 100
Why is taxonomy important?
Plz help me with my math
30mL solution of a 1:6 syrup solution. You have on hand a 50% syrup solution and a 1:200 soda solution. How many mL of each do you need to create this final sol
Hiro painted his room at a rate of 8 square meters per hour. After 3 hours of painting, he had 28 square meters left to paint. Let A(t) denote the area to paint
The line of sight from a small boat to the light at the top of a 45-foot lighthouse built on a cliff 25 feet above the water makes a 20° angle with the water. T
Which of the following facts determines how often a nonroot bridge or switch sends an 802.1D STP Hello BPDU message? a. The Hello timer as confi gured on that s
A test that requires the interpretation of ambiguous images, such as inkblots or pictures, is considered a ______ test.
