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Mathematics 11 Online
OpenStudy (anonymous):

State whether the sequence is arithmetic. If so, state the common difference. 1.4, 2.8, 4.2, 5.6, ... not arithmetic 7 1.4 13

OpenStudy (anonymous):

1.4

OpenStudy (anonymous):

just take any number in the sequence other than the first and that will be your common difference. Continue to add it to the number before and see if it matches the sequence and if it does it is arithmatic so in this one it is 1.4

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