105k views
3 votes
What's the value of r (common ratio)

7, 21, 63, 189, ......
11)
A. 3
B. -3
C.
32
D.
Neither

2 Answers

4 votes

Answer:


3

Explanation:


the \: common \: ratio \: is \: 3 \\ i.e \: (21)/(7) = (63)/(21) = (189)/(63) = 3

User Israkir
by
8.4k points
5 votes

The answer is A

I already wrote the steps and explanation in the image

Sorry for my broken English QAQ

What's the value of r (common ratio) 7, 21, 63, 189, ...... 11) A. 3 B. -3 C. 32 D-example-1
User Vrinda
by
8.8k points

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