edsheeranswife113
edsheeranswife113 edsheeranswife113
  • 01-06-2016
  • Mathematics
contestada

Give the first four terms of a geometric sequence having a1=18 and r = 2.

Respuesta :

caylus
caylus caylus
  • 01-06-2016
Hello,

[tex] a_{1}=9*2=18 [/tex]
[tex] a_{2}=9*2^{2}=36 [/tex]
[tex] a_{3}=9*2^{3}=72 [/tex]
[tex] a_{4}=9*2^{4}=144 [/tex]

[tex] a_{n}=9*2^{n} [/tex]







Answer Link

Otras preguntas

i need the answer to these two questions please!
what's the error and can you explain why
Help help help help help help
The area of rectangle whose dimensions are 25 cm by 1 m is
Does 2/3 = 8/12 and would you have to times them both by 4 and 3 to get the answer?
brian is playing a video game he earns the same number of points for each star he picks up he earns 2,400 points for 6 stars 4,000 for 10 stars and 5,200 points
what is the volume of a sphere with the radius of 4 inches? use 3.14 for pi
The tray holds 30 eggs. How mThere are 3 trays of eggs. Each any people can be served if each person eats 2 eggs?
What distance will a vehicle travel in the interchange along CDB? Round your answer to the nearest hundredth.
Select the equation or inequality that matches the number sentence below. 93 is greater than x minus 45 Possible Answers: 92<45−x 93=x−45 93 93>45−x 93>