jagyyy
jagyyy
11-05-2017
Mathematics
contestada
log 3(x^2+6x)=log(2x+12)
Respuesta :
mreijepatmat
mreijepatmat
15-05-2017
log 3(x²+6x)=log(2x+12). I assume that 3 is a factor of a log with base 10:
if so, then:
log(3x²+18x)=log(2x+12)
==> 3x²+18x=2x+12==> 3x²+16x-12 = 0
solve this quadratic equation & you will find: x'=2/3 & x"=-6
Answer Link
VER TODAS LAS RESPUESTAS ( 67+ )
Otras preguntas
Kelli has a family photograph with a width of 6 inches and a height of 8 inches. She wants to enlarge the photograph so that its width is 15 inches. What will t
A country's population in 1991 was 59 million. In 2000 it was 63 million. Estimate the population in 2009 using the exponential growth formula.
what best describes the neoclassical style used in poetry during the age of reason?
Kelli has a family photograph with a width of 6 inches and a height of 8 inches. She wants to enlarge the photograph so that its width is 15 inches. What will t
A tiltmeter is a volcanic monitoring tool that measures _____.
when writing how to get the reader to feel emotional.
Salt, NaCl, is formed by the ionic bonding of sodium and chlorine. The ions, one sodium and one chlorine, have a charge. what is the overall charge of the NaCl
What is the cotangent of Angle Q !! look at the pic for answer choices and the triangle
direct primaries means that voters get to choose the candidates. true false
which ones are monomial perfect squared 6x^2,9x^8,16x^9,25x^12,36x^16
