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Mathematics 8 Online
OpenStudy (anonymous):

57 , 66 ,75 , 84, 93 find the 250th term using explicit formula an=a1+(n-1) *d

OpenStudy (amistre64):

they give you all but d ... how do we find d?

OpenStudy (amistre64):

im assuming your aware of the formula they present .... is it indicative of an arithmetic or geometric progression?

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