muraclfor muraclfor
  • 23-06-2021
  • Mathematics
contestada

find the fourth term of a geometric sequence if a=6 and r=2. Use the formula an=ar^n-1

find the fourth term of a geometric sequence if a6 and r2 Use the formula anarn1 class=

Respuesta :

raghavdev159
raghavdev159 raghavdev159
  • 23-06-2021

Answer:

48

Step-by-step explanation:

here, we are using an = ar^n-1

so, we have to find a4= ar^4-1 = ar^3

now, putting the given values in the equation,

a4= (6)(2)^3 = 6(8) = 48

therefore, the 4th term is 48.

I have done this question previously on Gauthmath app, you can check that app out, really cool app.

All the best with your exam.

Answer Link

Otras preguntas

TRUE OR FALSE Instruments use resonance to amplify sound.
If y varies directly as x and y = 49 when x = 7, what is the value of y when x = 3?
In which expression should the exponents be multiplied? 2 to the power of 9 then 2 to the pwer of 7 (6 to the power of 10)-7 (1/2) to the power of 3*(1/2) to t
The movement of hot and cold air between land and sea creates what?
Why was the United States so interested in the security of Latin America?
19 is 50 percent of what number
1. Outlines are intended to a. be read. b. be shortened. c. serve as a working guide. d. never be adjusted.
Which personal pronoun correctly completes in the sentence? Which is its use? Ms. Jenkins offered .............. and Terry tickets to the art show. a. He; indir
What´s the difference between spindle and microtubules?
What is the slope of the line x=-6!? What about y=6 Please explain :)