Math, asked by shaunagayeb01, 1 year ago

If the 2nd, 3rd and 4th term in a GP are 12, 36 and 108 What is the 1st term and the common ratio

Answers

Answered by harshitgoyal930
1

Answer:

ar=12 eq 1

ar^2=36 eq2

ar^3=108 eq 3

eq 2 / eq1

ar^2/ar 36/12

r =3

a=4

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