Question

b) Find the nth term of the following

progression: -10, -6, -2, 2, 6 .​

Answer 1

Answer:

a= -10 d= +4 n=? an=6

formula an= a+(n-1)d

6= -10+(n-1)4

6= -10+4n-4

6=-14+4n

6+14= 4n

20= 4n

n = 20/4

so n=5