**find the first five terms of the sequence. a1= -4, a(n+1)=a(n)+n^2**

**Answer:**

a(1)=-4

a(2)=a(1)+1^2=-3

a(3)=a(2)+2^2=1

a(4)=a(3)+3^2=10

a(5)=a(4)+4^2=26

given a(1)=-4

sec term a(2)=a(1)+1^2=-3

third term a(3)=a(2)+2^2=1

forth term a(4)=a(3)+3^2=10

fifth term a(5)=a(4)+4^2=26