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Which of the following sequences are A.P. ? If they are A.P. find the common difference .(1) 2, 4, 6, 8,....(2) 2, 52, 3, 73 ,....(3) –10, –6, –2, 2...(4) 0.3, 0.33, 0.333,...(5) 0, –4, –8, –12,...(6) -15,-15,-15,...(7) 3, 3+2, 3+22, 3+32(8) 127, 132, 137,...

Answer» Which of the following sequences are A.P. ? If they are A.P. find the common difference .

(1) 2, 4, 6, 8,....

(2) 2, 52, 3, 73 ,....

(3) –10, –6, –2, 2...

(4) 0.3, 0.33, 0.333,...

(5) 0, –4, –8, –12,...

(6) -15,-15,-15,...

(7) 3, 3+2, 3+22, 3+32

(8) 127, 132, 137,...


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