Question

If the numbers a, b, c, d, e form an AP then the
value of a - 4b + 60 - 4d + e is equal to
(1) 1
(2) 2
(3) 0
(4) None of these​

Answer 1

Answer:

4

Step-by-step explanation:

a-4b+60-4d+e

=a-4(a+v)+60-4(a+3v)+a+4v

=a-4a-4v+60-4a-12v+a+4v

=-6a-12v+60 ; where v is common difference.