A sample of an unknown chemical element naturally loses its mass over time. The relationship between the elapsed time t, in days, since the mass of the sample was initially measured, and its mass, M(t), left parenthesis, t, right parenthesis, in grams, is modeled by the following function: M(t)=900⋅(827)t The sample loses 1/3 of its mass every ___ days

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

What is the binomial expansion of (2x-3)^5

Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x