Find the inverse of this function and verify by using the composition of functions f(x)= -3/x-3

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air