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 ( 25+ )
Otras preguntas
According to the dynamic version of the equation of exchange (as presented in the PowerPoint slides for Chapter 12), what will the rate of inflation be if real
Write a program that does the following: 1. Uses a menu system 2. Creates an array with 25 rows and an unknow number of columns 3. You can assume that the row i
Gretchen has different political and religious beliefs than her parents. Which of the following do you need to know to judge whether she has a healthy sense of
a man lifts a 2.5kg stone vertically with his hand at a constant velocity of 1.2m/s. what is the magnitude of the total force of the man's hand on the stone.
Greatest to least 2/7, 1/4, 2/9
an argument to separate national elections from local elections is____.
Which of the following defined various colors by blending certain amounts of red green And blue. A. Color B. Hexadecimal C. HTML color codes D. Rgb color model
In a population with two alleles, B and b, the allele frequency of b is 0.4. B is dominant to b. What is the frequency of individuals with the dominant phenotyp
Question is in the picture. Please help!
Joe has 30 vegetables. He wants to increase the amount vegetables by 60%. How many vegetables would he have?