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Given the arithmetic sequence where a(1) = 6 and a(5) = -6 what is a(3) ?

User Andyfeller
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The answer is 0. Using the arithmetic equation
User Rfestag
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a(3)= 0
Based on this
a(1)=6
a(2)=3
a(3)=0
a(4)=-3
a(5)=-6

User Cobby
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