1.

The first term is 1 and d is 2 then Find the 9th term.

Answer» a=1d=2a9= a+8da9=1+8X2a9=1+16a9=17
17
A+8d1+8×21+1617Hence ninth term is 17
Sorry ismein galti se type ho gaya really sorry
Middle most observation in the data


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