Question

What is the sum of the first five terms of the geometric sequence in which a1 = 8 and r = 1/4?

Express your answer as an improper fraction using the slash (/) key and no spaces. Reduce the fraction to its lowest terms.

Answer 1

@danish071996

Answer 2

u know the formula for sum of gp?

Answer 3

a1*r^n-1?

Answer 4

no its a(R^n-1/r-1

Answer 5

put values and get answer

Answer 6

can you give me the formula again? I was a little confused by the way you gave it. Where is the ) suppose to be?

Answer 7

the formula u gave is used to find any term of gp bt here we need to find sum of gp

Answer 8

I'm sorry. I realized that after I sent the screenshot