Question

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9) when an Ap d = -4 , n = 7, an=4
So find first term A​

Answer 1

answer is in image good luck for future.

Answer 2

Step-by-step explanation:

an = a + (n-1)d

4 = a + (7-1)-4

4 = a +6(-4)

4= a -24

a = 4 + 24

a = 28

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