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 ( 84+ )
Otras preguntas
A rectangle has a perimeter of 42 feet and a height of 14 feet. What is the length of the base?
When a system of equations is graphed, the lines intersect at the point whether each equation could be in the system of equations.
What is apoptosis a. Abnormal growth of cells b. Ionizing radiation c. Prolapse of an eyelid d. Programmed cell death
What is one reason why the colonists didn’t want to be taxed?
hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
Geometry is hard this test is on midsegments
The structure that carries sperm along the epididymis to the urethra is the a) Vas deferens b) Seminiferous tubules c) Prostate gland d) Bulbourethral gland
Why was Muhammad afraid to tell people that an angel had spoken to him
The height of a fireplace must be 36 inches or less ?
how does the author incorporate humour in the story mothers day?( topic mother's day by John Boynton Priestley)
