If 12 is to 3 as 61 is to
2 answers:
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Answer:
4092
Step-by-step explanation:
The n th term of a geometric series is
= a
where a is the first term and r the common ratio
4 ← is the n th term
with a = 4 and r = 2
The sum to n terms of an arithmetic series is
=
, thus
=
= 4(1024 - 1) = 4 × 1023 = 4092