Question

How many terms are there in the arithmetic series 1 + 3 + 5 + …….. + 73 + 75?​

Answer 1

Answer:

there are 38 terms in the arithmetic series

Answer 2

Answer:

38

Step-by-step explanation:

Let number of terms:n

Whose first numbera:1

Common difference d:2

N2 terms =a+(n-1)d

75=1+(n-1)2

2(n-1)=74

n-1=74/2=37

N=37+1

N=38

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