Arock was dropped from a platform on a tower 55 feet above a lake. the rock landed on the bottom of the lake, which was 21 feet under the surface of the lake. where was the rock when it had fallen halfway?

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

The number of lattes sold daily for two coffee shops is shown in the table: lattes 12 52 57 33 51 15 46 45 based on the data, what is the difference between the median of the data, including the possible outlier(s) and excluding the possible outlier(s)? 48.5 23 8.4 3

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6