Question

5
In an A.P, a9 = -6 and d=5/4 then a25

A) 46
B) 41
C) -16
D) 14
​

Answer 1

Answer:

a9= -6=a+8.5/4

a+10= -6

a= -6-10= -16

a25=a+24d= -16+24.5/4= -16+30=14