Post a New Question

maths

posted by .

the frst term of AP is 4 and the last term is 79.given that the sum of the AP is 996, find the number of terms and the commmon difference.

  • maths -

    a=4
    Sn = n/2 (8+(n-1)d) = 996
    An = 4+(n-1)d = 79

    n = 24
    d = 75/23

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question