Question 1117386
Write an explicit formula for the sequence -3, 1, 5, 9,... 
A) an=-3+4(n-1)
B) an=-3+4n
C) an=-3+(n-1)
D) an=-3+4(n+1) 
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Procedure::
a(1) = -3
a(2) = -3+4 = 1
a(3) = -3+2*4 = 5
a(4) = -3+3*4 = 9
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a(n) = -3+ (n-1)4
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Cheers,
Stan H.
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