RDS468
18.03.2021 •
Mathematics
24. Look for Patterns Copy and complete
the sequence of numbers.
7.5, 6.25,5,
Solved
Show answers
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Ответ:
aₙ = 7.5 - 1.25*(n-1)
Step-by-step explanation:
a₁ = 7.5*1.25(1-1) = 7.5
a₂ = 7.5*1.25(2-1) = 6.25
a₃ = 7.5*1.25(3-1) = 5.0
aₙ = 7.5 - 1.25*(n-1)
Ответ:
A = 17 counters and B = 19 counters.