Question
Question: If a, b, c, d, e are in A.P., then value of a – 4b + 6c – 4d + e =...
If a, b, c, d, e are in A.P., then value of a – 4b + 6c – 4d + e =
A
1
B
2
C
0
D
4
Answer
0
Explanation
Solution
a + e = b + d = c + c ̃ a – 4b + 6c – 4d + e
= (2c) – 4(2c) + 6c = 2c – 8c + 6c = 0