9 + 4d = 25 ... d = 4
a) a = 9 + d , b = 9 + 2 d , c = 9 + 3 d
b) 9 + 59 d = ?
c) 25 + d , 25 + 2 d , 25 + 3 d
the following is an A.P 9,a,b,c,25... find:a=the values of a,b and c,b=the 60th term,c=the next three terms after 25 above.
1 answer