104k views
20 votes
What’s the answer?????

What’s the answer?????-example-1
User Shahil
by
8.3k points

1 Answer

3 votes

Answer:

324

Explanation:

a

2

a

1

=

12

4

=

3

a

3

a

2

=

36

12

=

3

common ratio

=

r

=

3

and first term

=

a

1

=

4

no: of terms

=

n

=

9

Sum of geometric series is given by

S

u

m

=

a

1

(

1

r

n

)

1

r

S

u

m

=

4

(

1

3

9

)

1

3

=

4

(

1

19683

)

2

=

2

(

19682

)

=

324

User Mmattax
by
7.5k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories