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Find the equation of nth term of the sequence 0.5, 2, 4.5, 8​
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Find the equation of nth term of the sequence 0.5, 2, 4.5, 8​

User GJK
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0.5+1.5=2,2+2.5=4.5,4.5+3.5=8,8+4.5=12.5,12.5+5.5=18
User Jazzie
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