Asked by Kiyah
                Find the 300th term
Sn= 1/2n -25
            
        Sn= 1/2n -25
Answers
                    Answered by
            oobleck
            
    If Sn is supposed to be the nth term, then
if you meant to say that Sn = 1/2 n - 25 (and not 1/(2n) - 25)
since d = 1/2 and S1 = -49/2,
S300 = -49/2 + 299(1/2) = ____
    
if you meant to say that Sn = 1/2 n - 25 (and not 1/(2n) - 25)
since d = 1/2 and S1 = -49/2,
S300 = -49/2 + 299(1/2) = ____
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