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For the following APs, write the first term and the common difference: (i) 3,1,-1,-3,…. (ii) -5,-1,3,7,…….. (iii) 1/3, 5/3, 9/3, 13/3,……… (iv) 0.6, 1.7 , 2.8, 3.9,………

Answer»


ANSWER :(i) `a_(1)=3, d=-2`, (II) `a_(1) =-5, d=4`, (iii) `a_(1) =1/3, d=4/3`, (IV) `a_(1) = 0.6`, d=1.1


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