Question

What is the sum of sigma infinity 4(0.5) n-1 ?

Answer 1

s=2

Step-by-step explanation:

b

Answer 2

Step-by-step explanation:

Step-by-step explanation:

This is an infinite geometric series with

a

=

3

and

r

=

0.5

.

s

∞

=

a

1

−

r

s

∞

=

3

1

−

0.5

s

∞

=

3

0.5

s

∞

=

6

Hopefully this helps!