Acertain type of water lily doubles the area it covers every year. ten years after being planted in our lake the water lilies cover a quarter of the lake's surface. how many more years will it be before they cover the entire surface of the lake?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

How many 2/5s are in 1 and 1/2 plz someone me right now

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z