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
a new startup airline is offering free round-trip tickets to anywhere to the first 600 people who enter the office on the airline's first day of business. you a
What should be used to align objects on a page? Legibility and Leading Margins and White Space Headline Justification Line Length and Fonts
A CHM 111 student completing Part B recorded the mass of several pieces of dry metal as 23.7412 g.He obtained a graduated cylinder and recorded an initial water
a data set includes the following numbers: nineteen over 4, two and one fifth, 85%, and 3.24. part a: what is the order of the numbers from least to greatest?
let m>0. match each inequality with its graph. Explain your reasoning.
Given negative two and one third times negative five and fifteen hundredths, determine the product. twelve and 1 over 60 ten and one over 10 ten and 1 over 2
1) What is the difference between spectroscopy and spectrometry? 2) Why is it necessary to use a narrow wavelength spectrum of light in spectrometry? Why do we
story problem questions for newtons 3rd law
How can the graph look like? Pls help
what influences patient-therapist interactions in musculoskeletal physical therapy? qualitative systematic review and meta-synthesis