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{sigma} 2*(-1/4)^(n-1)
Could i treat this as a geometric series? i know geometric is in the form of ar^n but the n is (n-1)
my A=2
my r= -1/4
Could i treat this as a geometric series? i know geometric is in the form of ar^n but the n is (n-1)
my A=2
my r= -1/4