Question

The first term of an infinite geometric sequence is 3, it's 2nd term is 2, what is it's sum?

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

G.P => a,b,c

r => b/a ( here 'a' is first term )

r = 2/3 ( this integer is less than 1)

a = 3

r = 2/3

n = 2

Sn = a(1-r^n)/1-r

sn = 3(1-(2/3)²)/1-2/3

= 3(5/4)/1/3

= 15/4/1/3

= 15/4× 3/1

= 45/4..