Asked by Anonymous
                if the 4th term of an arithmetic sequence is 24 and the 12th term is 56,what is the 28th term?
            
            
        Answers
                    Answered by
            mathhelper
            
    So many of these same type of problems!
term4 = a + 3d = 24
term12 = a + 11d = 56
subtract:
8d = 32
d = 4
then a + 12 = 24
a = 12
use the same definition I just used to find term28
    
term4 = a + 3d = 24
term12 = a + 11d = 56
subtract:
8d = 32
d = 4
then a + 12 = 24
a = 12
use the same definition I just used to find term28
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