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

Which of the following is not a key factor of competitiveness? a. size of organization b. price . flexibility d. product differentiation e. after -sales service
A pencil is 712 inches long. How long is the pencil in centimeters?
jihubgyvfctdxszasxdcfvgbhnjmnihubgyvftcdrxsezxdcfvgbhnbgyvftcdrxsdcfv
how do I do this correctly?
1. Pick a correct sentence. a) Youth should not be held responsible for the climate change. b) We should visit a lake that Jeremy recommended so much. c) Th
Who put all the old magazines the cupboard ? Use appropriate prepositions
Select a figure from the options which will continue the same series as established by the problem figures.Please help step by step!
5x-4y=17 2x-3y=11 Solve with elimination method
Please HELP! Select a figure from the options which continues the same series as shown by the problem figures. I need answer please.
(c) The town of Hornsdale in Australia has electricity supplied by a huge battery. On one day the battery transferred 3.24 x 1011 J of energy to the town. The p