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V. 3.Numarul termenilor din sir

In casetele din dreapta veti avea siruri de numere. Gasiti in partea stanga numarul care reprezinta numarul de termeni ai sirului, Timpul de lucru este de 3 minute. Succes !

Definitions:
n%2b1,n%2b2,...,2n, 0,2,4,6,...,300, 2,3,4,...,10, 0,1,2,3,...,100, 0,1,2,3,...,10, n.n%2b1,n%2b2,...,2n, 34,35,36,...,64, n%2b1,n%2b2,...,n%2b17, n,n%2b1,n%2b2,...,3n educational games , 1,2,3,...,n-1, 3,4,5,...,15, 2,4,6,...100, 2,4,6,...,2n%2b6, 1,2,3,...,10, 1,1,2,2,3,3,...8,8, 0,1,2,3,...,n%2b1,

Answers:
2n%2b1, n%2b2, 9 online activities , 17, n%2b1, 16, 151, 50, n-1, 31, n%2b3, 101, 10, 13, n, 11,