Count Repeated Multiplications - Practice 1

5 questions0m 0s

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A geometric sequence multiplies by the same ratio each step. Term n equals the first term times ratio^(n - 1). Count the multiplications, not just the term label.

Worked example

First term 3 and ratio 2 give 3, 6, 12, 24. Term 4 uses three multiplications by 2.

Question 1 A geometric sequence starts at 2 and doubles each term. What is term 2? Answer

Question 2 A geometric sequence starts at 2 and doubles each term. What is term 3? Answer

Question 3 A geometric sequence starts at 2 and doubles each term. What is term 4? Answer

Question 4 A geometric sequence starts at 2 and doubles each term. What is term 5? Answer

Question 5 A geometric sequence starts at 2 and doubles each term. What is term 6? Answer