Tyanniaswagg55
Tyanniaswagg55
25-04-2017
Mathematics
contestada
log4 x + log4(x-12)= 3
Respuesta :
Аноним
Аноним
25-04-2017
log4(x+12)+log4x=3
log4(x(x+12))=3
log4(x^2+12x)=3
4^3=x^2+12x
64=x^2+12x
x^2+12x-64=0
(x+16)(x-4)=0
x=4
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
find the value of angle x:
A faulty Celsius thermometer reads 0.7°C at the melting point of pure ice and 99.5°C at the boiling point of water at normal pressure. At what temp. will its re
An experiment is set up as shown. Flasks 1 and 2 contain lime water. Air is pumped through the flasks. what is the appearance of lime water flasks 1 and 2 after
Which of the following statements would the author(J.R.R. Tolkien) most likely agree with? A. Revenge is a dish best served cold. B. The purpose of fiction is t
A COMPOUND WAS FOUND TO CONATIN 52.14% CARBON. 13.13 HYDROGEN AND 34.73% OXYGEN. WHAT IS THE EMPIRICAL FORMULA? IF THE MOLECULAR MASS IS 138.204 G/MOL, WHA
Which inflammation step falls coach art execution on the safe, implementation road ma
20 kg dog. 25mg/kg of Previcox P.O. B.I.D. for 30 days. Previcox (227mg/tab). How many tabs are to go home
A heavy turntable, used for rotating large objects, is a solid cylindrical wheel that can rotate about its central axle with negligible friction. The radius of
what is Long Way down really about what is the lesson of the story
What is one implication of the process outlined in Dr. King’s argument? How might this process affect policy-making, other social movements, or another politica
