The first term of an arithmetic series is xy + 2 and the common difference is – What will be 3k 4th term of the series if x = 2 and y = 3
সঠিক উত্তর: Option C
here suppose, x=2 y=3 diference = -3 1st term = 2 x 3=2=8 2nd term=8-3=5 3rd term = 5-3= 4rth temr = 2-3=-1