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 ( 51+ )
Otras preguntas
Please answer correct answer now fast
connections between the Declaration of Independence and the second principle, social contract. Be sure to include a quote from the Declaration of Independence.
The NRF guiding principles include engaged partnership, tiered response, unity of effort and readiness to act, and A Whole Community B. Environmental Response/H
It is urgent plz answer
Will try to give brainliest PLEASE HELP ASAP What are the three stop codons? What is the start codon?
From what occurs it can be inferred that Anne: A: B: had not known Mr Elliot long enough to recognise him. C: is attracted to Mr Elliot. D: is uncomforta
factorise x^3 -3x^4 - 9x -5 Steps pls
ASAP!!! PLEASE help me with this question! It is urgent...
In two to three paragraphs, explain how Vietnam’s political boundaries, affiliations, and alliances changed from the end of World War II to 1975, when the count
Indicators change color when an acid and a base are mixed together. The change in color most likely indicates that a chemical change has occured. a physical cha