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 ( 18+ )
Otras preguntas
A woman who is a carrier for hemophilia marries a hemophiliac man. What will be their children’s possible phenotypes?
Type the correct answer in the box. Round your answer to the thousandth place. The board of directors of a company knows that the probability that carbon emiss
Which one of the following statements is true for an atom that has full s and p orbitals in its outermost energy level? A. It's highly reactive only with haloge
What was the ultimate outcome of the Illiad?
Solve this please quickly
How many grams of water will absorb a total of 2400 joules of energy when the temperature changes from 10.0°C to 30.0°C?
The moon is not seen at all on the new moon.why???
PLEASE HELP ME!!!! I CANT DO THIS!!! WILL GIVE BRAINLIEST!!!! Divide 27x^3 − 72x^2 + 36x by 9x. A. 3x^2 − 8x + 4 B. 3x^2 + 8x − 4 C. 3x^3 − 8x + 4 D. 3x
What was the main reason for poor living conditions in cities?
Please answer the 3 questions above and SHOW YOUR WORK! If you reply me with something like “amdblwdbkw” or “I don’t know the answer” I’m going to report accoun