Question

An=10, d=?, n=8, an=2

Answer 1

hola here is your answer

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in the question it is not an = 10, it's A=10

an=a+(n-1)d
an=10+(8-1) d
2=10+7d
-10+2=7d
d=-8/7

answer is d=-8/7

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I hope it helps you

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