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OpenStudy (anonymous):
Use the explicit formula an = a1 + (n - 1) d to find the 250th term of the sequence below.57, 66, 75, 84, 93, ...
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OpenStudy (anonymous):
d=66-57=9
OpenStudy (phi):
you need to fill in some numbers in your formula \[ a_n = a_1 + (n-1) d \] a1 is the first number in your sequence. Can you find the first number ? d is the difference between any two numbers in your sequence, for example 66-57 or 93-84. can you find d ?
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