Question

a=4 n=7 and an=4 find the value of d

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Answer 1

Answer:

what is ur equation this is so confused

Step-by-step explanation:

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Answer 2

Answer:

solution:-

an = a + (n-1)d

then

4 = 4+(7-1)d

4 = 4+6d

6d = 4-4 = 0

then

d = 0

Hence,the answer is 0.