Question

How many terms are in the AP 3/4, 1,1 1/4................, 3?

Answer 1

Step-by-step explanation:

an=a+(n-1)*d

3= 3/4+(n-1)*1/4

3*4/3=(n-1)*1/4

12/3= (1n-1)/4

4= (1n-1)/4

4*4=1n-1

16=1n-1

16+1=1n

17= 1n

17/1=n

17=n