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 ( 32+ )
Otras preguntas
Quiz: Human Impact on Ecosystems 8:Human Impact and Technology Introduced species often take over an ecosystem because they usually have more offspring have no
A motorboat takes 5 hours to travel 100 miles going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and wh
A scientist solves a nonhomogeneous system of ten linear equations in twelve unknowns and finds that three of the unknowns are free variables. Can the scientist
in what bill can we find one of nezahualcoyotl poems
What does it mean when a author says “ A dog, if you point at something, will look only at your finger”
During the introduction of a presentation, what key details should you look for? let the discussion continue as long as people are contributing keep your ideas
0.989, 1.118, 1.637, 1.83, 1.01, 1.912, 1.115, 2.504, 2.2,1 3.3, 1.127, 1.281, 2.4, 0.356, 653.63, 1.714, 2.036, 1.305 from least to greatest
There are 50 students traveling in vans on a field trip. Each van seats 8 students. How many vans are needed.
Choose the correct description of the conveyor-like action of plate tectonics on Earth A - Earth's mantle is broken up into plates that float beneath the overly
An international company has 26,900 employees in one country. If this represents 26.2% of the company's employees, how many employees does it have in total?Rou