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8 votes
F(3) = { 2(3)

f(9) = { 2(9)

f(10) = { 10+12

f(15) = { 15+12

User Phucnh
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2 Answers

9 votes
F3 is 6, f9 is 18, f10 is 22, f15 is 27
User Valderman
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10 votes

Answer:

yes

Explanation:

User Adassko
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