teflonsr teflonsr
  • 01-06-2017
  • Mathematics
contestada

Solve the equation using propertis of logarithms and exponents.

9^6x=3^2x+4

Respuesta :

irspow
irspow irspow
  • 01-06-2017
9^(6x)=3^(2x+4)  I assume this is what you meant...

since 9=3^2

3^2^(6x)=3^(2x+4)

and since (a^b)^c=a^(bc)

3^(12x)=3^(2x+4)

so if a^b=a^c then b=c so

12x=2x+4

10x=4

x=0.4
Answer Link

Otras preguntas

What is national debt
Why are French, Italian, Portuguese, Spanish, and Romanian sometimes referred to as “Romance languages”? A. They are languages that speak of heroism and love.
Why was it important for slaves to learn to read and write?
Determine which of the line if any are parallel a (-1,-2) and (1,0) b (4,2) and (2,-2) c (0,2) and (-1,1) 1.a and b the slopes and the same 2 a and c the slopes
A person invested $210 in an account growing at a rate allowing the money to double every 10 years. how long, to the nearest tenth of a year would it take for t
Which was not a cause of the War if 1812?
Concurrent coding is the review of records and/or use of encounter forms and chargemasters to assign codes __________
What is an example of fascism?
Many massive stars end their life cycles as black holes. Why do astronomers not believe the sun will end its life cycle as a black hole? (1 point) O It is much
4. Which of the following statements about sentences is true? A. There are only two sentence patterns you can use to ask a question. B. The English language gen