Use the formula. Sn=a1(1−r^n) / 1−r, Where a1 is the first term (1 in this case), r is 8, and n is the number of terms. So (n)=1(1-8^6)/(1-8)=37449
Answer from: Quest
The answer is $9.90 with rounding to the nearest tenth
Answer from: Quest
the function makes a strait line horizontally with no x intercept but a y intercept at 9.
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