Stas747
Stas747
04-05-2015
Mathematics
contestada
How do I solve this.
Log 5x = log (2x+9)
Respuesta :
konrad509
konrad509
04-05-2015
[tex]D:5x\ \textgreater \ 0 \wedge 2x+9\ \textgreater \ 0\\ D:x\ \textgreater \ 0 \wedge 2x\ \textgreater \ -9\\ D:x\ \textgreater \ 0 \wedge x\ \textgreater \ -\dfrac{9}{2}\\ D:x\ \textgreater \ 0\\\\ \log5x=\log(2x+9)\\ 5x=2x+9\\ 3x=9\\ x=3[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 73+ )
Otras preguntas
100,650 greater than 100,557 true or false
Which of the following is true about a neutral country during a world war? a A. The countries at war can use the neutral countries lands for travel but nothing
de vez en cuando el hombre _____ a colorado para esquiar. iba or fue??
A right rectangular prism has a length of 8 centimeters, a width of 3 centimeters, and a height of 5 centimeters What is the surface area of the prism? wi Enter
The parties have depend largely on ____for their campaign funding
When President Bush declared a “war on terror” after 9/11, how did this statement change US foreign policy? answer: "The United States would no longer distingui
Can someone help me will give brainlist
3X+ 9 = 21 I need to find X
How many moles of helium gas are contained in a 7 L flask at STP
what is biology the characterists of living things
