The first term of an arithmetic progression is 6 and 5th term is 18.Find the number of terms in the series having a sum of 162

if you explain the the question more correctly i might be able to answer this better

step-by-step explanation:

30005

yes ok                                            

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).