Question

-3,-1\2,2......11th A.P​

Answer 1

hey mate....

a= -3

d=2/-1/2 =-1

a+(n-1)d

-3+(11-1)(-1)

-3+(10)(-1)

-3-10

-13

Answer 2

a=-3 ,d=5/2

an = a +(n-1)d

an=-3+10(5/2)

an=22