A train traveled 450 kilometers (450 km) east from its starting point for 9 hours (9 h). What was the average speed of the train during its trip?

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

Place the following steps in order to complete the square and solve the quadratic equation,

Wrote and expression for the difference of p and 4