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 ( 92+ )
Otras preguntas
Are used to describe the basic characteristics of study populations and other data sources.
What is the net charge of an element that has 15 protons, 17 neutrons and 18 electrons?
How does alcohol affect academic performance? select all that apply?
Why vinegar in food praperation
The two attributes that define a threat are
When confronted by a large and potentially dangerous snake, alissa experienced a surge of energy triggered by the release of ________ into her bloodstream. sero
Conjunctions do not... a. join sentences together. b. join pronouns and antecedents. c. join clauses. d. join items in a list.
I’m stuck on this, what would be the answer?
Which of the following is not a carbohydrate? A. Cellulose B. Lipids C. Monosaccharides D. Starch
What estate eventually lead an uprising to start the first french revolution?