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 ( 48+ )
Otras preguntas
What is the most commonly seen trait in human and/or animals?
A sum of $5,000 is invested for five years with varying annual interest rates of 9%, 8%, 12%, 6%, and 15%, respectively (for example, in the first year 9% inter
The wealth of the owners of a corporation is represented by ________. a. earnings per share b. share value c. profits d. cash flow
I NEED HELP PLEASE!!!!!
Which of the following passes an int argument into a method named print? Chose one option and explain why. o print(); o print()+5; o print("5"); o print(5);
What happens to resistance in the strain gauge and voltage drop from a connected Wheatstone bridge if you were to pull the strain gauge along the long axis
The rectangle is rotated 180 degrees about the orgin. What are the new coordinates of point D?
A chemical bond formed when two atoms share three pairs of electrons is a ________ bond; it is best described as ________.
In which region of the US is Wyoming located? Midwest Southwest Rocky Mountain Pacific Northwest
What is a measure of distance over over which intially parallel rays of light make an object able to be seen clearly
