Question

In an AP, if d = –4, n = 7, an = 4, then a is

1 point

6

7

20

NONE

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Answer 1

Answer:

6

Step-by-step explanation:

an= a+ (n-1)d

4= a+ (7-1)-4

4= a+(6×(-4))

4= a+(-24)

4=a-24

Therefore,

a= 24/4

a= 6