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 ( 37+ )
Otras preguntas
write 8/3 as a decimal
The reason most individuals are attracted to serve in Congress would be: the opportunity to continually run for political office the high salary that the
A 10 ohm resistor is connected in parallel across series combination of 4 ohms and 6 ohms resistors. calculate the amount of heat produced per second, in 4 ohms
At which root does the graph of f(x) = (x – 5)3(x + 2)2 touch the x axis?
the carson family paid $192 for two adult and three youth tickets to an amusement park. at the same park, the davis family paid $148 for one adult and four yout
Which of these is an effective thesis statement? A. I'm going to write about my summer vacation. B. Last year we vacationed at Virginia Beach. C. Virginia Beac
An outfielder throws a baseball to the player on third base. The height h of the ball in feet is modeled by the function h(t) = -16t^2 + 19t + 5, where t is tim
¿Qué talla necesita Carlos?
find the least common multiple (lcm) of 10 and 4 .
when reading to analyze a poem, it's important to: a. read the poem out loud. b. count how many lines the poem has. c. think about the poet's life. d. compare t
