Question

Check whether 50 is a term of the AP 4,7,10,13 or not

Answer 1

Answer:

Step-by-step explanation:

Let the n th term be 50

And a=4 and d=7-4=3

Now an=a+(n-1)d

Putting values

50=4+(n-1) 3

50-4= (n-1)3

46=(n-1)3

46=3n-3

46+3=3n

49=3n

49÷3=n

16.3=n