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Juli2301 [7.4K]
2 years ago
14

When n=1 there is 1 dot when n=2 there are 3 dots when n=3 there are 6 dots notice that the total number of dots d(n) increases

n by each time use induction to prove that d(n) = n(n+1)/2 prove the statement is true for n equals 1
Mathematics
1 answer:
Maslowich2 years ago
4 0

Answer:

When n=1, there is 1 dot. When n=2, there are 3 dots. When n=3, there are 6 dots.  so when n=1 the eqaution would show as  when sloving this combin the like terms in the parenthesis so 1+1 =2 and 1*2 = 2 when that is divided it equals 1.

Step-by-step explanation:

PLATO answer

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