Long beach calif has an elevation of -7 new orleans louisiana is 8 feet below sea level. which city has a lower elevation?

What are correct trigonometric ratios that could be used to determine the length of ln

On a piece of paper graph f(x)=5•(0.4)^x

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is