an= a1·rn-1
an= 6·(1/2)n-1
a1 = 6·(1/2)1-1 = 6·(1/2)0 = 6
a2 = 6·(1/2)2-1 = 6·(1/2)1 = 3
a3 = ___?
a4 = ___?
Iris R.
asked 04/14/18
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