Seudónimo
Seudónimo
01-06-2015
Mathematics
contestada
Solve algebraically 3^x= 243
Respuesta :
hunaifirst
hunaifirst
01-06-2015
3^x=243
so :
³log243=x
³log 3^5=x
x=5
or
5^√243
=3
Answer Link
Panoyin
Panoyin
01-06-2015
[tex]3^{x} = 243 \\ln(3^{x}) = ln(243) \\xln(3) = ln(243) \\\frac{xln(3)}{ln(3)} = \frac{ln(243)}{ln(3)} \\x = \frac{ln(243)}{ln(3)} \\x = \frac{ln(3^{5})}{ln(3)} \\x = \frac{5ln(3)}{ln(3)} \\x = 5[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 84+ )
Otras preguntas
1.operating systems of mobile devices can support full-scale software programs like Microsoft work or excel true or false? 2.mobile devices need to work within
A= 2LW+2LH+2HW solve w
When scientists look for explanations for specific observations what do they assume about nature?
In filmmaking, Oskar Fischinger's 'Circles' is considered to be the first
for driving the distance you look ahead is identified as your:
The process by which the nervous system bypasses the brain to increase response time is called a A. contraction. B. feedback mechanism. C. reflex.
Congenital adrenal hyperplasia (cah) is associated with expressing more masculine characteristics and behaviors among affected females. this is an example of wh
Theoretically, what would happen if a nation had an unlimited supply of a certain resource? Why? (Site 1)
The cost of local government is ultimately passed on to
Apply: a 4-year-old becomes frightened of the dark and refuses to go to sleep at night. how would a psychoanalyst and a behaviorist differ in their views of how