Complete the statements about the series.
4
β(-1/2)^K
k=0
1. There are terms.
2. The sign of each term in the series ___.
3. What is the last term in this series?
If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height