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OLga [1]
3 years ago
6

Triangular numbers can be represented with equilateral triangles formed by dots. The first five triangular numbers are 1, 3, 6,

10 and 15. Is there a direct variation between a triangular number and it’s position in the sequence? Explain your reasoning
English
1 answer:
Vinvika [58]3 years ago
7 0

variation is y = kx  where y  would be the value of the number and x would be its position in the sequence, k is a constant 


so for consecutive values y/x would be a constant k 

In this case its not true becuse for example  3/1 = 3 and 6/3 = 2 


so there is no direct variation here.


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